The Sports Plast Mallard Duck decoys are made out of plastic and would usually be used in a group with other decoys. Ducks are smart and can see danger very easily. If they see an unregular group of decoys then they will not fly toward you however if they see a regular one for that time of year, in that area, then they are more likely to go towards it.Mallard Duck Decoy FeaturesSport Plast duck decoyWith standard aqua keel designPlastic constructionIdeal for duck decoyingMeasures 15 inches tail to beakSport Plast\'s Ref.MPN: SPMD, SPMHColour: Drake, HenSizes: One SizePM Ref. 700178