Our PacSafe VentureSafe 15L GII Anti-Theft Daypack 60280features: • eXomesh® slashguards • Slashproof backpack Carrysafe® strap • Smart zipper security™ • Turn & lock security hook™ • RFIDsafe™ blocking pocket additional features: • Map printed liner • Zippered main compartment • Internal padded 13” MacBook compatible sleeve • Padded adjustable shoulder straps and sternum strap • Molded foam back support • 2 side stretch water bottle / umbrella pockets • 3L hydration pack compartment • Key / wallet ring • Pen holder • Materials: 400 denier nylon oxford / 210 denier nylon 3 line ripstop, PU1000mm coating • Dimensions (W x H x D): 26 x 45 x 16 cm / 10.2 x 17.7 x 6.3 in • Weight: 600 g / 1 lb 5 oz • Volume: 15 L / 915.3 in3