Sea to Summit eVent Compression Sack
Best waterproof compression solution for backpackers and outdoor adventurers.
This clever sack ditches clunky purge valves in favor of an air-permeable base that lets you squeeze out every last bit of bulk. It’s a brilliant, streamlined solution for keeping gear dry and compact, though you’ll want to keep it out of deep water since it isn't designed for full submersion.
$39.95
at
Sea to Summit
Who it's for
- Backpackers needing quick, hassle-free gear organization
- Adventurers traveling through wet or unpredictable climates
- Hikers demanding gear that survives rough, off-trail use
Who should skip it
- Budget-conscious campers seeking basic storage solutions
- Ultralight thru-hikers counting every single gram
- Minimalists who prefer simple, snag-free packing systems
Performance breakdown
Compression Efficiency
The air-permeable base makes shrinking bulky sleeping bags remarkably effortless.
Water Resistance
Reliably keeps gear dry in heavy rain, though not for full submersion.
Durability
Rugged 70D nylon and reinforced stitching withstand years of trail abuse.
Ease of Use
Intuitive roll-top closure and purge-free design simplify packing routines.
Weight-to-Volume Ratio
Lightweight materials maximize storage capacity without adding unnecessary pack bulk.
Handling Convenience
Bottom pull handle makes retrieving the sack from tight packs simple.
Key Specs
70D Nylon
Grey
10L Small
20L Large
30L XL
COMPRESSED VOLUME
14L to 4.5L
DIMENSIONS
8 x 18 in / 20 x 46 cm
GEAR CAPACITY (L)
14L
WEIGHT
5.2 oz / 148g
Best Use
Backpacking, Bikepacking, Cycle Touring, Paddling
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Ask Metto anything about the Sea to Summit eVent Compression Sack before you decide.