The Sea to Summit Lightweight Dry Sack is a lightweight, do-it-all dry storage and organizing option for backpacking, hiking, camping, sea kayaking, ski touring, cycling and travel. Manufactured from lightweight PU-coated 70D nylon, with a 10,000mm waterhead (the higher the waterhead rating, the more waterproof the fabric), its waterproof seams are tape sealed. The secure hypalon roll-top closure features a D-ring for easy attachment. The Sea to Summit Lightweight Dry Sack’s cylindrical shape has an ideal height-to-width ratio for easy packing. A patent-pending field repair buckle can be replaced in seconds with a Phillips screwdriver. Dry bag is available in seven sizes: 1 liter, 2 liter, 4 liter, 8 liter, 13 liter, 20 liter, and 35 liter, to carry everything from small essentials to group gear. Sea to Summit products are guaranteed against defects in materials or workmanship for the lifetime of the product.

4-liter dry bag is ideal for carrying extra layers and food; open dimensions: 5.9 x 13 inches, weight: 2.1 ounces, volume: 4 liters (with closure rolled three times). Cylindrical base has ideal height-to-width ratio for easy packing ; patent-pending field repair buckle can be replaced in seconds. Waterproof seams are tape sealed; secure hypalon roll-top closure with D-ring for easy attachment. Manufactured from lightweight PU-coated 70D nylon; 10,000mm waterhead (the higher the waterhead rating, the more waterproof the fabric). Lightweight 4-liter roll-top dry sack is a do-it-all dry storage and organizing option for backpacking, hiking, camping, sea kayaking, ski touring, cycling and travel.

Closure Type: Hypalon durable roll-top closure. Style: 4 Liter. Material: Nylon. Color: Pacific Blue. Brand: Sea to Summit. Date First Available: January 19, 2009. Best Sellers Rank: #2,144 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 1,719 ratings 4.7 out of 5 stars. : B001Q3KKCI. Sport Type: ?Kayaking. Size: ?4 Liter. Style: ?4 Liter. Part Number: ?163. Manufacturer: ?Sea to Summit. Suggested Users: ?Womens, Mens. Material: ?Nylon. Color: ?Pacific Blue. Model Name: ?Lightweight Dry Sack. Brand Name: ?Sea to Summit. Item Weight: ?0.05 Kilograms. Item Dimensions LxWxH: ?13 x 5.9 x 5.9 inches. Package Weight: ?0.06 Kilograms. Item Package Dimensions L x W x H: ?12.13 x 2.8 x 0.71 inches.