Features:- Material:Nylon with Soft padded- Durable nylon with soft padded liner,comfortable and breathable to wear- Hook & Loop design,adjustable,also you can put some patches,stickers- High quality metal cobra buckle and D ring,strong enough,corrosion resistant and not easy to rust- Quick control handle design,also can be fixed when not in use- For the buckle,you can open it by press it's both sides up,when you lock it, just push it gently.- Suitable for outdoor sports, training, travel, camping and hunting, durable dog training collar- Fit for medium large and extra large dogs,e.g.Bull Terrier/Samoyed/Husky/Chow Chow/Bulldog/Pitbull/Labrador/German Shepherd/Rottweiler/Golden Retriever/Afghan Hound/German Doberman pinscher/Mastiff/Alaskan Malamute/Boxer/Rottweiler/Dalmatian/Saint Bernard/Old english sheep dog.etc.Package Include:1 x Dog Tactical Collar