The BDS tactical Ruck Shoulder Pads is made of 1,000 denier cordura. Used to replace standard issued rucks. Thick and beefy padding is used for all day comfort. Improved fully adjustable shoulder strap system for extra additional comfort. On each shoulder strap are 2 sewn on D-rings for attaching equipment. Our Ruck Shoulder Pads are the most comfortable shoulder pads on the market.