The ecoSensitive REI Traverse 30 daypack has plenty of pockets for convenient organization and a contoured fit for traipsing along trails in comfort. Largely made from 100 recycled PET polyester fabric, each pack keeps 24 16-oz. plastic bottles out of landfills Post-consumer recycled PET polyester is tough enough to endure the daily grind. Free-Flow egg crate foam back panel is designed to improve body contact comfort, with channels for air circulation to keep your back cool and dry. Contoured, padded shoulder straps and waistbelt wrap around to offer comfortable support under pack load. Removable high-density polyethylene framesheet supports heavy loads and protects your back from bulky or pointy items. Panel-loading pack has 2 top zippered pockets that allow room for organizing small items such as sunglasses, hat, gloves, ID and keys. Twin vertical zippered front pockets provide storage for important items such as multi-tool, headlamp and compass. Mesh pocket on waistbelt provides storage for often-accessed essentials lash points on other side of hipbelt wing provide spot to secure GPS or camera case. Side mesh pocket creates convenient storage and on-the-go access to water bottle, sunscreen, snacks or small electronics. Front of pack features lash points and twin ice axe loops, giving you the option to strap on bulky gear. Side compression straps let you cinch down loads for jostle-free carrying. Built-in rain cover stows in bottom compartment. Internal sleeve accommodates the hydration reservoir of your choice sold separately dual exit ports allow drinking tube to be routed on either side of pack.