What are some popular brands for pack accessories at REI?

The top brands for pack accessories include: Osprey CamelBak REI Co-op Gregory Sea to Summit Browse our selection of top outdoor gear and apparel brands.

Which types of pack accessories should I consider?

The top types of pack accessories at REI Co-op include: Hydration Reservoirs Stuff Sacks Pack Rain Covers Pack Accessory Pockets Pack Duffel Bags Whether you're new to the outdoors or a seasoned pro, check out our wide selection of quality outdoor gear and apparel for your next adventure.

How can I earn a Co-op Member Reward on my pack accessories purchase?

REI Co-op Members get 10% back annually on every eligible purchase, including most full-priced pack accessories. (10% is typical but not guaranteed.) To earn or redeem rewards, buy a one-time $30 lifetime membership, or sign in as a member. See details about the Co-op Member Reward .

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Pack Accessories

(93 products)

Products (93)

Sort: Best Match

CamelBakCrux 3L Reservoir - 3 Liters
$39.00
274 reviews with an average rating of 3.6 out of 5 stars
Liquid Capacity:
100 fl. oz.
Weight:
8 ounces
Top Rated
Sea to SummitUltra-Sil Compression Sack
$34.95 - $52.95
105 reviews with an average rating of 4.8 out of 5 stars
Gear Capacity:
5 to 35 liters
Weight:
0.12 to 0.26 lbs
Top Rated
Sea to SummitUltra-Sil Dry Bag - Set of 3
$69.95
23 reviews with an average rating of 4.6 out of 5 stars
Gear Capacity:
3 to 8 liters
Weight:
0.34 lbs
CamelBakCrux 2L Reservoir - 2 Liters
$37.00
266 reviews with an average rating of 3.6 out of 5 stars
Liquid Capacity:
70 fl. oz.
Weight:
7 ounces
PlatypusBig Zip EVO Reservoir - 3 Liters
$59.95
111 reviews with an average rating of 3.7 out of 5 stars
Liquid Capacity:
100 fl. oz.
Weight:
6.5 ounces
Dimensions:
21 x 9.5 x 1.25 in.
Top Rated
OspreyAirPorter LZ Pack Duffel - Small
$60.00
7 reviews with an average rating of 4.9 out of 5 stars
Dimensions:
30.3 x 13.8 x 12.6 in.
Top Rated
OspreyAirPorter LZ Pack Duffel - Medium
$65.00
7 reviews with an average rating of 4.7 out of 5 stars
Dimensions:
34.25 x 15.35 x 14.57 in.
Top Rated
REI Co-opPack Duffel
$49.95
126 reviews with an average rating of 4.7 out of 5 stars
Dimensions:
32 x 15 x 13 in.
REI Co-opLightweight Stuff Sack
$12.95 - $15.95
1 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
5 to 20 liters
Weight:
0.04 to 0.08 lbs
OspreyUltraLight Raincover - Medium
$40.00
11 reviews with an average rating of 4.1 out of 5 stars
REI Co-opSleeping Bag Storage Sack
$19.95
0 reviews
Gear Capacity:
90 liters
Weight:
0.32 lbs
Top Rated
OspreyUltraLight Pack Raincover - Large
$45.00
11 reviews with an average rating of 4.9 out of 5 stars
Top Rated
Sea to SummitUltra-Sil Stuff Sack - Set of 3
$54.95 - $59.95
15 reviews with an average rating of 4.8 out of 5 stars
Gear Capacity:
16 to 26 liters
Weight:
0.29 to 0.37 lbs
Big AgnesPumphouse Ultra
$39.95
146 reviews with an average rating of 4.1 out of 5 stars
GregoryHydro Hydration Reservoir - 2 Liters
$29.95
37 reviews with an average rating of 4.0 out of 5 stars
Liquid Capacity:
67.6 fl. oz.
Weight:
9.4 ounces
Dimensions:
14.25 x 8 x 1.5 in.
OspreyAirPorter LZ Pack Duffel - Large
$70.00
1 reviews with an average rating of 5.0 out of 5 stars
Dimensions:
38.2 x 19 x 14.9 in.
Top Rated
SalomonCustom Quiver Ultra
$30.00
7 reviews with an average rating of 4.6 out of 5 stars
OspreyUltraLight Raincover - Extra Large
$50.00
2 reviews with an average rating of 5.0 out of 5 stars
REI Co-opDuck's Back Pack Rain Cover - Small
$29.95
0 reviews
OspreyUltralight Pack Liner - Medium
$45.00
2 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
61 liters
Weight:
0.25 lbs
DAKINELumbar Reservoir 2.0 - 2 Liters
$55.00
1 reviews with an average rating of 2.0 out of 5 stars
Liquid Capacity:
70 fl. oz.
Weight:
1 lb. 14.7 oz.
Dimensions:
9.1 x 8 x 2.4 in.
Gregory3D Hydro Trek Hydration Reservoir - 3 Liters
$54.95
22 reviews with an average rating of 4.4 out of 5 stars
Liquid Capacity:
101.4 fl. oz.
Weight:
13 ounces
Dimensions:
12.4 x 9.44 x 3.15 in.
Top Rated
CamelBakBig Bite Valves - Package of 4
$17.00
22 reviews with an average rating of 4.5 out of 5 stars
Top Rated
Bottle BrightCleaning Tablets - Bulk Package
$38.00
258 reviews with an average rating of 4.8 out of 5 stars
Top Rated
Sea to SummitMesh Stuff Sack - Set of 3
$44.95 - $49.95
13 reviews with an average rating of 4.6 out of 5 stars
Gear Capacity:
16 to 26 liters
Weight:
0.39 to 0.46 lbs
Austin HangersSleeping Bag Hanger
$29.95
2 reviews with an average rating of 4.0 out of 5 stars
Weight:
0.75 lbs
CamelBakFusion 2 L Reservoir
$55.00
18 reviews with an average rating of 3.9 out of 5 stars
Liquid Capacity:
68 fl. oz.
Weight:
5 ounces
Dimensions:
13.7 x 11.7 in.
OspreyUltralight Pack Liner - Large
$50.00
0 reviews
Gear Capacity:
86 liters
Weight:
0.33 lbs
OspreyStraightJacket Compression Sack
$28.00 - $34.00
9 reviews with an average rating of 3.6 out of 5 stars
Gear Capacity:
8 to 20 liters
Weight:
0.12 to 0.2 lbs
PlatypusBig Zip EVO Reservoir - 2 Liters
$54.95
99 reviews with an average rating of 3.5 out of 5 stars
Liquid Capacity:
70 fl. oz.
Weight:
6 ounces
Dimensions:
19 x 9.25 x 1.25 in.