Ultra-Sil Dry Sack


Ultra-Sil Dry Sack
Page Type Gear Review
Object Title Ultra-Sil Dry Sack
Manufacturer Sea to Summit
Page By Hotfeet
Page Type Mar 2, 2008 / Mar 4, 2008
Object ID 4977
Hits 3880

Product Description

Sea to Summit Ultra-Sil Dry Sacks are more than 50% lighter than the standard Dry Sack with the same durability and seal. They’re made of Siliconized Cordura, which is one of the lightest and toughest waterproof nylon fabrics available. Now you don’t have to choose between keeping your gear dry and staying light.


Made of Ultra-Sil nylon, a polyurethane coated Siliconized Cordura for ultimate waterproofing and maximum durability
Watertight, non-wicking Hypalon roll top closure with stiffener at the top for a better seal
Soft and flexible with a slippery finish for easy packing
All seams are double stitched and tape sealed
Nearly transparent allowing good visibility of the contents
1-4: flat bottom design/ 8-35: round base design


1 Liter 6" x 9" 0.7 oz
2 Liter 8" x 12" 0.8 oz
4 Liter 9" x 15" 0.9 oz
8 Liter 6.5" x 18" 1.1 oz
13 Liter 8.5" x 21" 1.4 oz
20 Liter 10" x 24" 1.8 oz
35 Liter 12" x 27" 2.3 oz



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Brian C - Aug 6, 2013 12:02 am - Hasn't voted

I carry my first aid stuff in this. I've had it for years and it still holds up great. Must buy!

mtnbnd - Dec 27, 2013 1:46 pm - Voted 4/5

Decent but susceptible to condensation.

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