TThe Caldwell TacDriver X Shooting Rest Bag is the most versatile shooting rest bag on the market! Custom designed for PRS Matches, sighting in rifles, or even hunting. The nylon and leather construction produces a high quality product that will provide a long service life. The Shooting Rest if filled with plastic pellets which are non-absorbent and enhance the rest's stability while shooting. The unique shape allows for multiple rest options so you always have choices. Mfg: Caldwell Shooting Supplies