The Canfield B Medium Backpack combines smart functionality with contemporary design. Its versatile roll-top closure offers a spacious, wide-mouth opening, secured with a chunky zip and magnetic holders. Thoughtfully designed with multiple pockets—including a hidden exterior pocket and side bottle compartments (medium and large sizes)—it's the perfect companion for travel, commuting, or daily use. Made with a recycled nylon material. Size : Medium Litre : 15 Litres Outer Material : Weather-Resistant recycled nylon (triple-coated) Can fit 15\" laptop. 2 side water bottle pockets.