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Sea to Summit Ultra-Sil Nano Dry Sack

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Saving crucial grams, the Sea to Summit Ultra-Sil Nano Dry Sack is an ultra-lightweight and waterproof backpacking stuff sack.

  • Using a polyurethane coated, 15-denier siliconized nylon, fabric is waterproof, lightweight and durable for hiking and backpacking in wet conditions
  • Polyurethane coating on the inside offers the ultimate in waterproofness; seams are reinforced for strength and factory-taped for weatherproof protection
  • Hypalon® watertight roll-top closure keeps contents secure and protected; fold the Hypalon strip down first and make at least 3 rolls before closing the buckle
  • Roll-top fabric sacks are not intended for complete submersion; sensitive electronic devices should be double-bagged or packed in a waterproof hard case for maximum protection
  • Comes in assorted colors only; sorry, specific color requests cannot be accommodated


Item 830045

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Sea to Summit Ultra-Sil Nano Dry Sack Specs
Best use
2 / 4 / 13 / 20 / 8 liter
122 / 244 / 793 / 1,220 / 488 cubic inches
3.7 x 5.9 x11.2 / 4.4 x 6.7 x 13 / 6.5 x 8.9 x 20.5 / 7.9 x 10.2 x 24.8 / 5.9 x 7.9 x 18.5 inches
0.6 / 0.7 / 1 / 1.3 / 0.8 ounces
Gear capacity (L)
Gear capacity (cu. in.)
Compression straps

Sea to Summit Ultra-Sil Nano Dry Sack

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