Amazon.com: RAINS Rolltop Rucksack - Green Water Resistant 。NWT Rains Rolltop Rucksack Mesh Camo Size - H 19,2” x D 4,4” x W 12,8” Color - Black / Gray Rolltop Rucksack is a dependable city staple that\'s perfect for commutes on bike or foot. Characterized by a rolltop opening and cycle-ready features. Rolltop Rucksack is carefully designed to keep precipitation out when traveling from point A to Z. To protect essentials from rain, fold the rolltop into a tight scroll and secure using the signature carabiner. Open the rucksack to reveal a single main compartment. Exterior features include a side-access laptop pocket and a front pocket with coated zipper. Cycle-ready features include a front D-ring -- ideal for holding bike locks -- and a buckle-fastened chest strap for a secure ride-proof fit. Rolltop Rucksack is cut from Rains\' signature PU fabric, engineered for carrying strength, durability and a smooth feel. Waterproof signature PU fabric Rolltop opening with snap compression and carabiner closure Single main compartment Front pocket with coated zip Sideaccess slip pocket fits 16\" laptop Padded airmesh back panel Adjustable padded shoulder straps Webbing carry handle Adjustable chest strap See photos for more details RBK004