Specification Binding : Unknown Binding Brand : ONEWANGDAFA Color : Black/White Label : ONEWANGDAFA Manufacturer : ONEWANGDAFA PackageDimensions_Weight : 0.1102311310 PackageDimensions : L:8.0699999917686 X W:4.9599999949408 X H:0.4299999995614 ProductGroup : Pet Products ProductTypeName : PET_SUPPLIES Publisher : ONEWANGDAFA SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/419bmpsoiML._SL75_.jpg SmallImage_Width : 75 Studio : ONEWANGDAFA Title : ONEWANGDAFA 2 Pcs Dog Whistles with Lanyards High Pitch Frequency Silent Whistle Professional Recall Dog Training Whistles for Dog Training and to Recall Your Dog Weight : 0.1 WeightUnit : pounds