High performance fabric improves resistance to tears and can carry more weight. Base is rigid and waterproof to prevent damage to the bottom of the backpack. Stands upright when on the floor for easier access to tools. Large tool storage space with interior pockets and removable tool organiser. Separate padded compartment for a 15'' laptop and A4 documents to help prevent accidental damage from tools. Exterior front and side pockets. Adjustable and padded carry straps for shoulders and waist to enable even distribution of weight when carrying a full load. Padded foam back for added comfort when carrying as a backpack. Can be locked with a padlock (not supplied) for extra security. Specification: Denier fabric: 1200x1200 Dimensions: W355 x D225 x H460mm Load capacity: 12kg Weight: 3.15kg