"The ALPS Mountaineering Dry Passage Series offers abrasion resistant mid-weight dry bags constructed of durable waterproof TPU coated 420D nylon material with strong, fully welded seams. The bag's superior construction along with a secure roll-top closure locks out water and offers a tenacious water barrier in wet environments. An oval-shaped, flat bottom helps the bags stand up on their own and make them easy to fill. A D-Ring attachment point is included for additional gear lashing, stacking, or attachment to your water craft. The most adventurous can't go wrong with the Dry Passage Series. FEATURES • Abrasion resistant mid-weight 420D nylon TPU waterproof material delivers protection in wet environments • Oval shaped flat bottom helps bag stand up on its own; easy to fill • D-ring attachment point • Secure roll top closure locks out water • Strong fully welded seams provide a tenacious water barrier • Color: Charcoal SPECS • 35L • Capacity: 2135 in³ / 35L • Length: 13"" • Width: 8"" • Height (after 3 rolls): 21"" • Weight: 9.6 oz."