Water

25 real models, each at the size named: what the planner uses, the listing as written, and where it comes from, under the typical item each is an example of. Then the 7 typical items the kit planner picks from, every one an estimate of a common model. Weigh your own.

Squeeze filter 9

Platypus QuickDraw 3L Gravity Filter System

Platypus

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Used by the planner

Weight	8.2 oz
Packed	9.5 × 3.9 × 3.2 in, 1.7 L

Listed by the maker, as written

Total Weight	8.2 oz. (233 g)
Minimum Weight	4.8 oz. (136 g)
Packed Dimensions	3.9 x 9.5 x 3.2 in (9.9 x 24.1 x 8.1 cm)
Flow Rate	3 L/min
Cartridge Life	1,000 Liters

Sources

Platypus (Cascade Designs): QuickDraw 3L Gravity Filter System MakerChecked 2026-10-21 Supports weight, packed size, flow, cartridge life

Sawyer Squeeze

Sawyer

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Used by the planner

Weight	8.2 oz
Packed	6 × 1.9 × 1.9 in, 0.3 L (the typical size)

Listed by the maker, as written

Weight	8.19 ounces
Dimensions	N/A
Kit Includes	• 2 Reusable BPA-Free Collapsible Pouch • 1 Cleaning Plunger • 1 Cleaning Coupling • Gravity Tubing • Inline Hydration Pack Adapters • Mesh Storage Bag

The weight is the whole kit (filter, two pouches, plunger, adapters).
Sawyer lists no dimensions; drawn at the typical filter size

Sources

Sawyer: Squeeze MakerChecked 2026-10-21 Supports kit weight, kit contents

LifeStraw Peak Series Collapsible Squeeze 1L

LifeStraw

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Used by the planner

Weight	3.2 oz
Packed	6 × 1.9 × 1.9 in, 0.3 L (the typical size)

Listed by the maker, as written

Weight	3.2 oz (102g)
Dimensions	4.1 x 10 in (10.4 x 25.4 cm)
Filter Life	Up to 2,000L (500 gallons); stops flowing when expired

The listed 4.1 × 10 in is the bottle laid flat; drawn at the typical filter size

Sources

LifeStraw: LifeStraw Peak Series Collapsible Squeeze 1L Bottle with Filter MakerChecked 2026-10-21 Supports weight, dimensions, filter life

GRAYL GeoPress 24 fl oz Purifier

GRAYL

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Used by the planner

Weight	15.9 oz
Packed	10.4 × 3.4 × 3.4 in, 1.6 L

Listed by the maker, as written

Capacity:	24 oz (710 ml)
Weight:	15.9 oz (450 g)
Height:	10.4" (26.5 cm)
Diameter (at base):	3.4" (8.6 cm)

A purifier bottle: it filters and purifies, and holds 0.71 L.

Sources

GRAYL: 24 fl oz GeoPress Filter & Purifier Bottle - Covert Edition MakerChecked 2026-10-21 Supports capacity, weight, height, diameter

Katadyn BeFree AC 1.0 L

Katadyn

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Used by the planner

Weight	2.7 oz
Packed	6 × 1.9 × 1.9 in, 0.3 L (the typical size)

Listed by the maker, as written

Weight (g)	76
Flow rate (L/min)	2
Capacity	Hollow Fiber Filter: Up to 1000 liters depending on water quality, Activated Carbon: Up to 200 liters depending on water quality

Katadyn lists 76 g (2.7 oz).
Katadyn lists no dimensions; drawn at the typical filter size

Sources

Katadyn: Katadyn BeFree Filter AC 1.0L MakerChecked 2026-10-21 Supports weight, flow rate, filter life

Sawyer MINI

Sawyer

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Used by the planner

Weight	4.9 oz
Packed	6 × 1.9 × 1.9 in, 0.3 L (the typical size)

Listed by the maker, as written

Weight	4.93 ounces
Field weight	has a total field weight of just 2 ounces

The 4.93 oz is the kit as listed; Sawyer gives the filter’s field weight as 2 oz.
No packed size listed; drawn at the typical size

Sources

Sawyer: MINI (Blue) MakerChecked 2026-10-22 Supports kit weight, field weight

LifeStraw Peak Series Solo

LifeStraw

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Used by the planner

Weight	1.7 oz
Packed	5.1 × 1.3 × 1.3 in, 0.1 L

Listed by the maker, as written

Weight	Weight: 1.7oz / 48.2g
Height	Height: 5.1in x 1.3in / 12.9cm x 3.30cm
Filter life	Lasts up to 500 gal \| 2,000 L

A small inline filter that screws onto standard bottles; the bottle is extra.

Sources

LifeStraw: LifeStraw Peak Series Solo Water Filter MakerChecked 2026-10-24 Supports weight, size, filter life

LifeStraw Peak Series Straw

LifeStraw

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Used by the planner

Weight	2.3 oz
Packed	7.7 × 1.3 × 1.3 in, 0.2 L

Listed by the maker, as written

Weight	Weight: 2.3 oz \| 65 g
Dimensions	Dimensions: 1.26 x 7.7 in \| 3.2 x 19.5 cm
Filter life	Lasts up to 1,000 gal \| 4,000 L

A drink-through straw filter; it also threads onto some bottles and bags.

Sources

LifeStraw: LifeStraw Peak Series Straw MakerChecked 2026-10-24 Supports weight, dimensions, filter life

Sawyer Micro Squeeze

Sawyer

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Used by the planner

Weight	2 oz
Packed	6 × 1.9 × 1.9 in, 0.3 L (the typical size)

Listed by the maker, as written

Field weight	With a total field weight of 2 ounces
Weight	5.44 ounces

Counted at Sawyer’s 2 oz field weight (the filter as carried); the 5.44 oz listing is the whole kit with its pouch and accessories.
Sawyer lists no dimensions; drawn at the typical filter size

Sources

Sawyer: Micro Squeeze MakerChecked 2026-10-24 Supports field weight, kit weight

Gravity filter, 4 L 5

Platypus GravityWorks 4.0 L

Platypus

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Used by the planner

Size drawn	4.0 L
Weight	11.5 oz
Packed	9.5 × 3.3 × 3.3 in, 1.4 L

Listed by the maker, as written

Weight	12.3 oz. (349 g) 11.5 oz. (326 g)
Dimensions	19.5 x 10 in (49 x 26 cm) 9.5 x 3.25 in (24 x 8 cm)
Flow	1.75 L/min
Cartridge Life	1,500 Liters

Sources

Platypus (Cascade Designs): GravityWorks Gravity Water Filter System MakerChecked 2026-10-21 Supports weight, dimensions, flow, cartridge life

MSR Guardian Gravity Purifier

MSR

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Used by the planner

Weight	18 oz (1 lb 2 oz)
Packed	7 × 4 × 3 in, 1.2 L (the typical size)

Listed by the maker, as written

Weight (Standard):	1 lb 2 oz
Weight (Metric):	0.53 kg

A purifier: it removes viruses as well as bacteria and protozoa.
No packed size listed; drawn at the typical size

Sources

MSR (Cascade Designs): Guardian™ Gravity Purifier MakerChecked 2026-10-22 Supports weight

LifeStraw Peak Series Gravity Filter System 3L

LifeStraw

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Used by the planner

Weight	8.1 oz
Packed	7 × 4 × 3 in, 1.2 L (the typical size)
Capacity	3 L

Listed by the maker, as written

Dimensions	Dimensions: 8.6 x 20.8 in \| 22 x 52.9 cm
Weight	Weight: 8.1oz \| 228 g
Filter life	Membrane Microfilter lasts up to 2,000 L \| 500 gallons

The listed 8.6 × 20.8 in is the bag laid flat; drawn at the typical size

Sources

LifeStraw: LifeStraw Peak Series Gravity Filter System – 3L MakerChecked 2026-10-24 Supports weight, dimensions, filter life

LifeStraw Peak Series Gravity Filter System 8L

LifeStraw

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Used by the planner

Weight	19 oz (1 lb 3 oz)
Packed	7 × 4 × 3 in, 1.2 L (the typical size)
Capacity	8 L

Listed by the maker, as written

Dimensions	Dimensions: 14 x 23.5 in \| 35.6 x 59.7 cm
Weight	Weight: 19 oz \| 536 g
Filter life	Membrane Microfilter lasts up to 2,000 L \| 500 gallons

A group or basecamp filter.
The listed 14 × 23.5 in is the bag laid flat; drawn at the typical size

Sources

LifeStraw: LifeStraw Peak Series Gravity Filter System – 8L MakerChecked 2026-10-24 Supports weight, dimensions, filter life

MSR AutoFlow XL Gravity Filter 10 L

MSR

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Used by the planner

Weight	12 oz
Packed	7 × 4 × 3 in, 1.2 L (the typical size)
Capacity	10 L

Listed by the maker, as written

Weight	doubles the water volume for only 340 g (12 oz) of total weight
Capacity	delivers 10 liters of clean water fast

A 10 L group gravity filter.
MSR lists no packed size here; drawn at the typical size

Sources

MSR (Cascade Designs): AutoFlow XL Gravity Filter 10 L MakerChecked 2026-10-24 Supports weight, capacity

Water bottle, 1 L, thin plastic 4

Platypus SoftBottle 1 L

Platypus

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Used by the planner

Weight	1 oz
Packed	10.4 × 3.3 × 3.3 in, 1.5 L (the typical size)
Capacity	1 L

Listed by the maker, as written

Capacity:	34 fl. oz. (1.0 L)
Weight:	1.0 oz. (29 g)
Dimensions:	6 x 10 in (15 x 28 cm)

The listed 6 × 10 in is the bottle laid flat; drawn at the typical bottle size

Sources

Platypus (Cascade Designs): SoftBottle MakerChecked 2026-10-21 Supports capacity, weight, dimensions

Platypus Platy 2 L Bottle

Platypus

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Used by the planner

Weight	1.3 oz
Packed	10.4 × 3.3 × 3.3 in, 1.5 L (the typical size)
Capacity	2 L

Listed by the maker, as written

Capacity:	70 fl. oz. (2 L)
Weight:	1.3 oz. (36 g)
Dimensions:	13.8 x 7.5 in (35 x 19 cm)

The listed 13.8 × 7.5 in is the bottle laid flat; drawn at the typical bottle size

Sources

Platypus (Cascade Designs): Platy 2.0L Bottle MakerChecked 2026-10-21 Supports capacity, weight, dimensions

HydraPak Flux 1 L

HydraPak

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Used by the planner

Weight	3.6 oz
Packed	9.1 × 3.5 × 3.5 in, 1.4 L
Capacity	1 L

Listed by the maker, as written

Weight	102 g / 3.6 oz
Capacity	1 L / 32 fl oz
Dimensions	230 mm x 90 mm / 9.1 in x 3.5 in

A soft bottle that stands like a hard one and rolls up when empty.

Sources

HydraPak: Flux™ 1L MakerChecked 2026-10-22 Supports weight, capacity, dimensions

Smartwater 1 L bottle

Smartwater

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Used by the planner

Weight	1.2 oz
Packed	10.4 × 3.3 × 3.3 in, 1.5 L (the typical size)

Listed by Backpacker (via Sawyer), as written

Weight	A one-liter Smartwater bottle weighs 1.2 ounces

A disposable bottle carried for hundreds of miles: the most common bottle in the Reddit gear lists, and its 28 mm thread takes a Sawyer filter. It isn’t sold as gear, so the weight is a reviewer’s.
No dimensions listed; drawn at the typical thin 1 L bottle size

Sources

Backpacker (via Sawyer): For Ultralight Hikers, Water Bladders Are Better Than Bottles. Here’s Why. ReviewChecked 2026-10-24 Supports weight
CleverHiker: Glaceau SmartWater Bottle Review ReviewChecked 2026-10-24 Supports weight, fits 28 mm filters
Whole Foods Market: smartwater, 1 Liter RetailerChecked 2026-10-24 Supports 1 liter size

Water bottle, 1 L, hard-sided 2

Nalgene 32oz Wide Mouth Bottle

Nalgene

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Used by the planner

Weight	6.3 oz
Packed	8.3 × 3.5 × 3.5 in, 1.3 L

Listed by the maker, as written

Bottle Volume	32oz
Weight	6.25 oz (177.25g)
Height	8.25 in (21cm)
Diameter	3.5 inches (89mm)

The classic hard-sided Tritan Renew bottle.

Sources

Nalgene: 32oz Wide Mouth Bottle MakerChecked 2026-10-24 Supports volume, weight, height, diameter

Nalgene 32oz Wide Mouth Ultralite Bottle

Nalgene

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Used by the planner

Weight	3.8 oz
Packed	8.5 × 3.6 × 3.6 in, 1.4 L (the typical size)

Listed by the maker, as written

Bottle Volume	32oz
Weight	3.75 oz (106.25g)
Diameter	3.5 inches (89mm)

The lighter HDPE version of the 32 oz Wide Mouth.
Nalgene lists the diameter but not the height; drawn at the typical size

Sources

Nalgene: 32oz Wide Mouth Ultralite Bottle MakerChecked 2026-10-24 Supports volume, weight, diameter

Hydration bladder, 2 L 2

Platypus Big Zip EVO 3 L Reservoir

Platypus

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Used by the planner

Size drawn	3 L
Weight	6.5 oz
Packed	8 × 7 × 0.8 in, 0.6 L (the typical size)
Capacity	3 L

Listed by the maker, as written

Capacity (3 L)	100 fl. oz. (3.0 L)
Weight (3 L)	6.5 oz. (184 g)
Dimensions (3 L)	17.2 x 9.0 in (43.7 x 22.9 cm)

The listed 17.2 × 9 in is the reservoir laid flat; drawn at the typical size

Sources

Platypus (Cascade Designs): Big Zip EVO Reservoir MakerChecked 2026-10-21 Supports capacity, weight, dimensions

Platypus Hoser 2 L

Platypus

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Used by the planner

Size drawn	2 L
Weight	3.6 oz
Packed	8 × 7 × 0.8 in, 0.6 L (the typical size)
Capacity	2 L

Listed by the maker, as written

Capacity (2 L)	70 fl. oz. (2.0 L)
Weight (2 L)	3.6 oz. (102 g)
Dimensions (2 L)	16 x 6.0 in (40.5 x 15.0 cm)

The listed size is laid flat; drawn at the typical size

Sources

Platypus (Cascade Designs): Hoser™ Reservoir MakerChecked 2026-10-22 Supports capacity, weight, size

Dirty-water bag, 2 L 3

HydraPak Seeker 2 L

HydraPak

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Used by the planner

Weight	2.7 oz
Packed	5 × 3 × 0.5 in, 0.1 L (the typical size)
Capacity	2 L

Listed by the maker, as written

Weight	76 g / 2.7 oz
Capacity	2 L / 70 fl oz
Dimensions	320 mm x 130 mm / 12.6 in x 5.1 in

A 42 mm threaded bag that takes a BeFree or HydraPak filter, so it works as the dirty-water bag.
The listed size is laid flat; drawn at the typical size

Sources

HydraPak: Seeker™ 2L MakerChecked 2026-10-22 Supports weight, capacity, dimensions

MSR DromLite Bag 2 L

MSR

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Used by the planner

Size drawn	2 L
Weight	4.6 oz
Packed	5 × 3 × 0.5 in, 0.1 L (the typical size)
Capacity	2 L

Listed by the maker, as written

Weight (2 L)	4.6 oz (130 g)
Width (2 L)	8.5 in (21.6 cm)
Length (2 L)	15.6 in (39.6 cm)

A tough water carrier, heavier than a dirty-water bag; it folds down when empty.
The listed size is laid flat; drawn at the typical size

Sources

MSR (Cascade Designs): DromLite™ Bags MakerChecked 2026-10-22 Supports weight, size

CNOC Vecto 28mm 2 L

CNOC Outdoors

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Used by the planner

Size drawn	2 L
Weight	2.8 oz
Packed	7 × 2 × 1.5 in, 0.3 L
Capacity	2 L

Listed by the maker, as written

Capacity	2 liters / 68 oz
Packed size	2L: 7x2x1.5 in / 17.5x5x3.75 cm
Weight	2L: 79 g / 2.8 oz

A wide-opening dirty-water bag that threads onto a Sawyer Squeeze, Mini or Micro. CNOC’s store now trades as Minimal Gear.

Sources

CNOC Outdoors (Minimal Gear): Vecto 28mm Portable Camping Water Container MakerChecked 2026-10-24 Supports capacity, packed size, weight

Typical items 7

What the kit planner, the gear browser and the flat lay start from. Packed volume comes from the packed size shown. Sleeping bags and quilts give the ISO 23537 lower limit and comfort ratings; pads give ASTM F3340 R-values.

Item	Weight	Packed	Basis
Squeeze filter	3 oz	0.3 L, 6 × 1.9 × 1.9 in	Typical of common models; weigh your own.
Gravity filter, 4 L	11 oz	1.2 L, 7 × 4 × 3 in	Typical of common models; weigh your own.
Purification tablets	1 oz	0 L, 3 × 2 × 0.4 in	Typical of common models; weigh your own.
Water bottle, 1 L, thin plastic	1.3 oz	1.5 L, 10.4 × 3.3 × 3.3 in	Typical of common models; weigh your own.
Water bottle, 1 L, hard-sided	6 oz	1.4 L, 8.5 × 3.6 × 3.6 in	Typical of common models; weigh your own.
Hydration bladder, 2 L	6 oz	0.6 L, 8 × 7 × 0.8 in	Typical of common models; weigh your own.
Dirty-water bag, 2 L	1.5 oz	0.1 L, 5 × 3 × 0.5 in	Typical of common models; weigh your own.