NEP Outdoors Trailmaster X-Pak Full Pack Backpack and THERM-A-SEAT Combo Includes Detachable .75" THERM-A-SEAT Durable, Waterproof and Quiet Silent-Touch Fabric Side Gusset Pockets and Mesh Pockets on Full Size Packs Roomy Main Compartment, Front Compartment with Pouch Adjustable Sternum Strap and Adjustable Seat Straps