Rolled size: W 290 x 490 x 150 (mm) 21L, Unrolled size: W 290 x H 580 D 150 (mm) 25LThe Dayle is a rollable backpack designed to carry as much as possible. Made from 100% recycled polyester (GRS certified) with a PU coating (SGS tested - 100% waterproof), making it lightweight, practical and incredibly durable.The expandable studded roll opening ensures total water resistance to the main compartment, with the adjustable G-Clip fastening securing it completely. Padded shoulder straps, contoured back panels and adjustable waist and chest straps for added comfort and fit, and looped front & side daisy-chain webbing straps, perfect for attaching outdoor essentials.Inside there’s a 15” padded laptop sleeve with external zip pocket access, as well as 2 internal mobile phone slip pockets, 2 internal pen pockets and a zip pocket pouch, making it the perfect commuter pack when you’re not tackling the outdoors. Materials Body: 600 Denier 100% recycled polyester - GRS certified with a PU coating - SGS tested - 100% waterproof Lining: 210 Denier 100% recycled polyester - GRS certified Key Features Roll top opening Adjustable G-Clip fastening Gunmetal G-Clip fitting Studded roll top closure mechanism YKK zips 3M reflective elasticated zip pullers Daisy-chain looped front & side webbing straps Adjustable front elastic stowage cradle External side zipped 15 Inch padded laptop sleeve Water Bottle slip pockets ELLIKER printed tonal logo Bottom gusset panel Carry System Top grab handle Ergonomic padded backpack straps Contoured back panels Adjustable waist strap Adjustable chest strap Internal System Internal zip pocket pouch Key ring clip Internal daisy-chain webbing strap Internal 15 inch padded laptop sleeve 2 Internal mobile phone slip pockets - fits normal and plus size smart phones 2 Internal pen slip pockets Elliker Dayle Roll Top Backpack - Sand