Osprey Hydraulics 2L Reservoir Light Blue 2L 843820160833 Shoe Deals Outlet

Osprey Hydraulics 2L Reservoir Blue O/S 845136036567 Shoe Deals Outlet

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Hydraulics 2L Reservoir

Osprey

Hydraulics 2L Reservoir

Unisex

$39.95

Color: Light Blue

Size: 2L 2L O/S Currently Unavailable

Size chart

Shoe Size Chart

Women's Shoe Size Conversion

US & Canada	10	10.5	11	11.5	12	4	4.5	5	5.5	6	6.5	7
AU	7	7.5	8		8.5			2	2.5	3	3.5	4
UK	8	8.5	9	9.5	10	2	2.5	3	3.5	4	4.5	5
Europe	40-41	41	41-42	42	42-43	35	35	35-36	36	36-37	37	37-38
Inches	10,2 po	10,3 po	10,5 po	10,7 po	10,9 po	8,5 po	8,3 po	8,5 po	8,8 po	8,9 po	9,1 po	9,3 po
Centimeters	25,9 cm	26,2 cm	26,7 cm	27,1 cm	27,6 cm	20,8 cm	21,3 cm	21,6 cm	22,2 cm	22,5 cm	23 cm	23,5 cm

Men's Shoe Size Conversion

US & Canada	10	10.5	11	11.5	12	13	14	15	16	6	6.5
AU	9	9.5	10	10.5	11	12	13	14	15	5	5.5
UK	9.5	10	10.5	11	11.5	12.5	13.5	14.5	15.5	5.5	6
Europe	43	43-44	44	45-45	45	46	47	48	49	39	39
Inches	10,6 po	10,8 po	10,9 po	11,1 po	11,3 po	11,6 po	11,9 po	12,2 po	12,5 po	9,3 po	9,5 po
Centimeters	27 cm	27,3 cm	27,9 cm	28,3 cm	28,6 cm	29,4 cm	30,2 cm	31 cm	31,8 cm	23,5 cm	24,1 cm

Big Kids' Shoe Size Conversion (7–12 Years)

US & Canada	3.5	4	4.5	5	5.5	6	6.5
AU
UK	2.5	3	3.5	4	4.5	5	5.5
Europe	35	36	36	37	37	38	38
Inches	8,6 po	8,8 po	9 po	9,1 po	9,3 po	9,5 po	9,6 po
Centimeters	21,9 cm	22,2 cm	22,9 cm	23,2 cm	23,5 cm	24,1 cm	24,4 cm

Little Kids' Shoe Size Conversion (4–7 Years)

US & Canada	1	1.5	10.5	11	11.5	12	12.5	13	13.5	2	2.5	3
AU
UK	13	14	9.5	10	10.5	11	11.5	12	12.5	1	1.5	2
Europe	32	33	27	28	29	30	30	31	31	33	34	34
Inches	7,8 po	8 po	6,6 po	6,8 po	7 po	7,1 po	7,3 po	7,5 po	7,6 po	8,1 po	8,3 po	8,5 po
Centimeters	19,7 cm	20,3 cm	16,8 cm	17,1 cm	17,8 cm	18,1 cm	18,4 cm	19,1 cm	19,4 cm	20,6 cm	21 cm	21,6 cm

Toddlers' Shoe Size Conversion (9 Months–4 Years)

US & Canada	10	3.5	4	4.5	5	5.5	6	6.5
AU
UK	27	19	19	20	20	21	22	22
Europe	9	2.5	3	3.5	4	4.5	5	5.5
Inches	6,5 po	4,3 po	4,5 po	4,6 po	4,8 po	5 po	5,1 po	5,3 po
Centimeters	16,5 cm	10,8 cm	11,4 cm	11,7 cm	12,1 cm	12,7 cm	12,7 cm	13,3 cm

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About this product

Stay hydrated on fast hikes, long rides, or everyday training sessions with a reservoir built for effortless access. Designed for smooth, one-handed operation and a streamlined fit inside modern packs. Lightweight and compact, it’s made to move easily from trail to travel.

Comfort & Performance

Thumb-operated on/off lever for easy one-hand use
Compact Slide-Seal opening for quick fill and secure closure
HydraClip integration for stable in-pack carry
Secure hose magnet system for easy access
Center baffle and backer plate reduce bending and buckling

Design & Materials

Slim, flattened profile for efficient packing
Reduced bulk for easier pack insertion
Durable construction for structured support
Dimensions: 0.39H x 6.89W x 15.35D in
Weight: 0.46 lb

Osprey Size Chart

Men's Sizing

Torso	14" (35.5cm)	15" (38cm)	16" (40.5cm)	17" (43cm)	18" (46cm)	19" (48cm)	20" (51cm)	21" (53cm)	22" (56cm)	23" (58.5cm)	24" (61cm)
M Outdoor
Aether Plus \| Aether	-	-	-	S/M	S/M	S/M or L/XL	S/M or L/XL	S/M or L/XL	L/XL	L/XL
Aether Pro	-	-	-	S/M	S/M	S/M or L/XL	S/M or L/XL	L/XL	L/XL	L/XL	-
Atmos AG™	-	-	-	S/M	S/M	S/M OR L/XL	S/M OR L/XL	S/M OR L/XL	L/XL	L/XL	-
Atmos AG LT	-	-	-	S/M	S/M	S/M	S/M	L/XL	L/XL	L/XL	-
New 2025 Talon 11, 22 , 26, 33 Extended fit 22, 33	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-
New 2025 Talon 44	-	-	S/M	S/M	S/M	S/M or L/XL	L/XL	L/XL	L/XL	L/XL	-
Talon \| Talon Pro \| Talon Velocity	-	-		S/M	S/M	S/M or L/XL	S/M OR L/XL	L/XL	L/XL	-	-
Talon 6	O/S HIPBELT FIT RANGE IS 25-50" (64-127 CM)
Rook	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-
Volt	-	-	-		O/S	O/S	O/S	O/S	OS	-	-
Exos \| Exos Extended Fit	-	-	-	S/M	S/M	S/M OR L/X	S/M OR L/XL	L/XL	L/XL	L/XL	-
Exos Pro	-	-	-	S/M	S/M	S/M or L/XL	S/M OR L/XL	L/XL	L/XL	L/XL	-
Kestrel	-	-		S/M	S/M	S/M or L/XL	S/M or L/XL	S/M or L/XL	L/XL	L/XL	-
Osprey UNLTD AG 32	-	-	-	S/M	S/M	S/M or L/XL	S/M OR L/XL	L/XL	L/XL	L/XL	-
Stratos	-	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-
Soelden Pro \| Soelden	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-
Kamber 20,30	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-
M Hydration
Manta \| Skarab	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-
Duro LT, 6, 1.5	SMALL (30-35" / 75-90 CM.) MEDIUM (35-41" / 90-105 CM.) LARGE (41-47" / 105-120 CM.)— CHEST MEASUREMENT
Duro 15	S/M (30-41" / 76-104 CM.) M/L (41-47" / 104-119 CM.) — CHEST MEASUREMENT
Raptor \| Raptor Extended Fit \| Syncro\| Siskin \| Katari	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-
M Travel
Farpoint Travel Pack	-	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-
Farpoint Trek	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-
Ozone Duplex (M)	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-

Unisex Sizing

Torso	14" (35.5cm)	15" (38cm)	16" (40.5cm)	17" (43cm)	18" (46cm)	19" (48cm)	20" (51cm)	21" (53cm)	22" (56cm)	23" (58.5cm)	24" (61cm)	25" (63.5cm)
Outdoor
Hikelite 18, 26	-	O/S	O/S	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Hikelite 28, 32	-	S/M	S/M	S/M	S/M or M/L	S/M or M/L	M/L	M/L	M/L	-	-	-
Glade 5, 12	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Firn 18, 28	-	S/M	S/M	S/M	S/M or M/L	S/M or M/L	M/L	M/L	M/L	-	-	-
Osprey Sportlite 15, 20	-	O/S	O/S	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Osprey Sportlite 25, 30	S/M	S/M	S/M	S/M	S/M or M/L	M/L	M/L	M/L	M/L	-	-	-
Mutant 22	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-
Mutant 52, 38	S/M	S/M	S/M	S/M or M/L	M/L	M/L	M/L	M/L	-	-	-	-
Mutant Nimsdai 90	S/M	S/M	S/M	S/M OR M/L	M/L	M/L	M/L	M/L	-	-	-	-
Zealot 30	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-
Zealot 45	S/M	S/M	S/M	S/M or M/L	M/L	M/L	M/L	M/L	-	-	-	-
Hydration
Duro Dyna Belt	O/S HIPBELT FIT RANGE IS 24 – 45" (60 – 115 CM)
Raptor Pro	-	-	-	O/S	O/S	O/S	-	-	-	-	-	-
Savu	O/S HIPBELT FIT RANGE IS 26 – 50" (66 – 127 CM)
Seral	O/S HIPBELT FIT RANGE IS 26 – 50" (66 – 127 CM)
Bike Commute
Radial	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Metron 26, 24	-	O/S	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-	-
Child Carrier
Poco SLT, Poco LT, Poco, Poco Plus, Poco Premium	-	O/S	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-	-

Kids' Sizing

Torso	11" (28cm)	12" (30.5cm)	13" (33cm)	14" (35.5cm)	15" (38cm)	16" (40.5cm)	17" (43cm)	18" (46cm)	19" (48cm)	20" (51cm)	21" (53cm)	22" (56cm)
Ace 75 (age 12-17)	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-
Ace 50 (age 8-14) \| Ace 65 (age 10-17)	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-
Ace 38 (age 5-11)	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-	-
Jet 18 (age 8-14)	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-
Hydrajet (age 4-12)	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-	-	-
Daylite JR (age 4-12)	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-	-	-
Moki (age 4-12)	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-	-
Talon \| Tempest JR (age 8-14)	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-	-
Raptor Jr \| Raven Jr (age 6-14)	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-

Women's sizing

Torso	11" (28cm)	12" (30.5cm)	13" (33cm)	14" (35.5cm)	15" (38cm)	16" (40.5cm)	17" (43cm)	18" (46cm)	19" (48cm)	20" (51cm)	21" (53cm)	22" (56cm)
W Outdoor
Ariel Plus \| Ariel	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
Ariel Pro	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
Aura AG	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
Aura AG LT	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
New 2025 Tempest 11, 22, 26, 33 Extended fit 22, 33	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
New 2025 Tempest 44	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	-	-	-
Tempest \| Tempest Pro \| Tempest Velocity	-	-	-	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	-	-	-
Tempest 6	O/S HIPBELT FIT RANGE IS 24-44" (61-112 CM.)
Renn	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Viva	-	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-
Eja \| Eja Extended Fit	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
Eja Pro	-	-	XS/S	XS/S	XS/S	XS/S OR M/L	XS/S OR M/L	M/L	M/L	M/L	-	-
Kyte	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
Osprey UNLTD AG 32	-	-	XS/S	XS/S	XS/S	XS/S or M/L	XS/S or M/L	M/L	M/L	M/L	-	-
Sirrus	-	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-
Sopris Pro \| Sopris	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Kresta 20, 30	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
W Hydration
Mira	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-
Skimmer	-	-	-	-	O/S	O/S	O/S	O/S	-	-	-	-
Dyna LT, 6, 1.5	SMALL (26-30" / 65-75 CM.) MEDIUM (30-35" / 75-90 CM.) LARGE (35-41" / 90-105 CM.)— CHEST MEASUREMENT
Dyna 15	S/M (26-35" / 66-90 CM.) M/L (35-41" / 90-104 CM.) — CHEST MEASUREMENT
Raven \| Raven Extended Fit \| Sylva \| Salida \| Kitsuma	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-	-
W Travel
Fairview Travel Pack	-	-	-	-	O/S	O/S	O/S	O/S	O/S	-	-	-
Fairview Trek	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-
Ozone Duplex (W)	-	-	-	O/S	O/S	O/S	O/S	O/S	O/S	-	-	-

VESTPACK SIZING

Osprey running and biking vestpacks come in a multiple sizes based on chest circumference. Depending on the product, the fit may be gender-specific or unisex, with two or three size options available.

To find your size:
Measure the circumference of your chest at its widest part—across your chest/bust, just below the armpits and around your back. Then, locate your vestpack on the chart below and use your chest circumference measurement to choose the best size.

Vestpack	Primary Use	Sizes Offered	Chest Circumference
Duro 6 \| Duro 1.5 \| Duro LT	Running	Men's Small Men's Medium Men's Large	29.5-35 in / 75-90 cm 35-41 in / 90-105 cm 41-47 in / 105-120 cm
Duro 15	Running	Men's S/M Men's M/L	29.5-41 in / 75-105 cm 41-47 in / 105-120 cm
Dyna 6 \| Dyna 1.5 \| Dyna LT	Running	Women's Small Women's Medium Women's Large	26-29.5 in / 65-75 cm 29.5-35 in / 75-90 cm 35-41 in / 90-105 cm
Dyna 15	Running	Women's S/M Women's M/L	26-35 in / 65-90 cm 35-41 in / 90-105 cm
Escapist Velocity 3	Biking	Unisex S/M Unisex L/XL	26.5-36 in / 67-92 cm 35-47 in / 89-119 cm
Escapist Velocity 6	Biking	Unisex S/M Unisex L/XL	26.5-36 in / 67-92 cm 35-47 in / 89-119 cm

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Hassle-free returns/exchanges
Restocking fee applied

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Barcode: 843820160833

*Shipping within Continental US: 2-5 days. International shipping: 7-11 days. See shipping policy here.

**Shoes must be unworn. See return policy here.

***Price match guarantee does not apply to Clearance or Final Sale items. See details here.

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