-100% Polyester -Imported -Polyester lining -Zipper closure -LARGE, MULTI-COMPARTMENT DESIGN: generous main compartments and multiple pockets to keep all of your gear secure and organized; includes a dedicated TechSpot tablet sleeve, mesh beverage pockets, and a front attachment clip -PADDED BACK PANEL AND SHOULDER STRAPS: this loop backpack has a primary padded back panel and a yoke-style, S-shaped mesh padded shoulder straps with Suspension System designed for comfort and ease of carrying -NON-SLIP SHOULDER PADS: Non-slip shoulder pads disburse weight more evenly on your shoulder while you travel; adjustable to fit your height and are easy to remove when not needed; a swivel clip at the end of the strap helps prevent twisting