Manduka's GO Free backpack is a fresh and functional hybrid of backpack and mat carrier that combines comfort with innovation. The GO Free's spacious main compartment sports a convenient and secure top-loading external pocket for up to an 85 mat, a safely padded pocket for your lap top, external pockets for additional clothing and gear, an air mesh padded back panel for added comfort, and a hidden side pocket for your phone. The GO Free gives you the freedom to take your yoga anywhere you go. Designed for weather and water resistance. Made from Oeko-Tex certified fabric. Polyester. 20 T x 12 W x 4.75 D.