The Winchester Super-X Drylok Super Steel line of ammunition is the perfect ammunition for waterfowl hunting. Available in 10-gauge, 12-guage, and 20-gauge shells with up to a 1 9/16 ounce payload, these waterfowl loads are an excellent example of Winchester's commitment to quality, backed by more than 140 years of experience. Not only are these super steel waterfowl loads water-resistant, but they are packed with premium-quality plated steel shot for denser patterning and increased knockdown. If you are a serious waterfowl hunter, you know that no other name can be trusted like Winchester.