This hardworking backpack can be customized for many systems. Completely redesigned, the highly popular Nature Trekker AW II looks and functions better than ever. The improved, adjustable, ergonomic harness now includes a quick-adjust waistbelt. An All Weather Cover and advanced, water-resistant, quick-access YKK zippers protect your gear. Includes a Trekker DayPack, side shoulder strap, rubber handle and a quick-access Tripod Mount, to position down the center or on the sides of the pack. Attachment loops, made from the tough Hypalon{R} you see in river rafts, let you position optional SlipLock accessories wherever they're most convenient. Position the quick-release Tripod Mount on either side or down the center of the pack. The vertical position balances the weight for difficult terrain. Lowepro's patented All Weather Cover offers serious protection from weather, sand and dust. Our new, revolutionary YKK zipper allows quick-access and water-resistance. Easily position optional SlipLock add-ons on the Hypalon attachment loops. Comfort is built into the fully adjustable harness, with CollarCut straps, sternum strap, load adjustment straps and a contoured, padded waistbelt to distribute the load