Air Venturi Quiet Pellet Trap, Sound-Absorbing Shooting Target, Comes with Ballistic Putty & Steel Backstop SAFE AND STURDY: Feel comfortable shooting with any of your airguns that produce less than 20 ft/lbs of energy. A thick layer of clay stops pellets cold, while the 10-gauge steel backstop provides added insurance. SHOOT INDOORS: This trap is compact and exceptionally quiet, with no cleanup required. Shoot in the house or apartment, or outside in the suburbs without disturbing the neighbors. STYLISH AND VERSATILE: The box is crafted from a handsome walnut-stained pine, with grooves in the sides that accept targets. BUILT TO LAST: The traps immense stopping power also makes it incredibly rock solid and long-lasting. Enjoy years of safe, quiet target shooting! FOR GUNS UP TO 20 FT/LBS: The steel backing plate allows this trap to handle guns with a maximum of 20 ft/lbs muzzle energy, and a shooting distance of no closer than 10 meters.