2 Colors:Black or Brown Material:Nylon with Soft Mesh padded Features: Durable nylon with soft mesh padded liner,comfortable and breathable to wear Size adjustable,also you can put some patches,stickers High quality zinc alloy buckle and D ring,corrosion resistant and not easy to rust Quick control handle design,also can be fixed when not in use Reflective stripes for better visibility at night 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 or Samoyed or Husky or Chow Chow or Bulldog or Pitbull or Labrador or German Shepherd or Rottweiler or Afghan Hound or German Doberman pinscher or Mastiff or Alaskan Malamute or Boxer or Rottweiler or Dalmatian or Saint Bernard or Old english sheep dog.etc. Size Details: M:Neck Adjustable 16 19