Elite Force Gear Training Sandbags are made for our Special Forces using Military specification material and construction and is made to take whatever workout even they can dish out. Each sandbag is made to exacting standards using only military grade 1000 Denier, standard Digital Camo Cordura with a water repellent, polyurethane backing. Constructed with genuine YKK #10 Vislon zippers and YKK Vislon auto-locking sliders. All sandbags are reinforced with 1.5" heavy-duty 100% polypropylene webbing which has a break strength of 1200 lbs. Each of Elite Force Gears unique 7 solid, rotating PVC handles are ergonomically designed to prevent injury and are built using 1" heavy-duty 100% polypropylene webbing which has a break strength of 700 lbs. The entire bag is constructed using Tex 70, the highest grade of bonded nylon thread, and is double stitched and double box stitched for extra reinforcement. Each sandbag is equipped with a unique, removable, 10 mm thick EVA foam liner which offers a slight buffer between you and the weighted inserts.