Kent's proprietary, high density 9.6g/cc Bismuth is a premium non-toxic load that will be sure to cancel all flights this waterfowl season. The highly uniform pellets are as soft as lead for maximum energy transfer, delivering bone-crushing patterns at greater distances, and less wind resistance on windy days. Kent's high-performance base wad was designed specifically for semi-automatic firearms, to ensure smooth and reliable functioning, shot after shot. Product Specifications Gauge: 20 Gauge Shell Length: 3" Shot Weight: 1 oz Bullet Type: Shotshell Loads Muzzle Velocity: 1400 fps Shot Size: 4 Shot Quantity: 25 Rounds per Box