The custom Knack Series 1 Large Pack is an expandable laptop bag. The corporate logo Knack Series 1 Large Expandable Knack Pack in Savile Grey will protect your laptop and keep your items organized for day-to-day work life. This custom work bag is especially suited for travel: the branded grey Expandable Knack Pack can hold four days’ worth of clothing. Custom-developed, water-resistant two tone polyester body fabric. Tested to carry loads up to 40 pounds. Custom, stain-resistant, antimicrobial Nylon fabric lining. Molded, comfort-cool foam back panel. Spacious main compartment with lockable zippers. Protective, fleece-lined internal tablet pocket 2 interior, see-through, soft monofilament mesh zip organization pockets. Fleece-lined, protective soft case sunglasses pocket. Front triangle pocket with RFID-blocking lining, business card pockets and passport pocket. Large zip-away side water bottle pocket holds 25 oz S'well/24 oz Hydro Flask bottles /20 oz Knack Insulated bottle. Padded, side computer pocket fits up to 17" laptops (measured diagonally) Comfort-foam top carry handle Ergonomically-designed comfort foam shoulder straps with easy-release clips Elastic keepers for shoulder strap. Hidden trolley sleeve slips over wheeled luggage handles Lockable zippers on travel compartment Internal packing compression system Large, see-through, soft monofilament mesh zip packing pocket. Dimensions (LxWxD): Unexpanded - 21.5" x 14" x 4.5" / Expanded - 21.5" x 14" x 9.5"