Okay, now some feeder decoys interspersed with your decoys is a good thing. Imagine if you could add in some movement as well! We"ve done it for you. These Quiver Duck Butts have our Quiver Magnet built right into each unit. Just turn it on, toss it into your spread, and watch your decoys come alive. Heavy-duty foam construction holds up to years of abuse. Weighted keel with anchor attachment. Waterproof quiver mounting. Requires 2 AA batteries (not included).