Dokken Liquid Training ScentDokken Liquid Training Scent 2 fl oz 59ml Pheasant Waterfowl Grouse Apply a few drops of scent onto your dogs favourite retrieving dummy to give a realistic smell or it can be used on a trailing rag to teach your dog to trail wounded birds. Simply drag a scented rag leaving your dogs favourite dummy at the end of the trail. Increase the length of the scent trail as your dogs confidence grows.