MR.Jiang Adjustable Bright Safety LED Glow Collar Dog Pet Tag Flashing Light Leash Harness It is also an excellent way to ensure both you and your pet's safety. Material:dacron+fish screen transparent surface+super bright light flat fiber. 3 light modes:Continuous on,Slow flashing,Fast flashing(with switch to select). With buckle, easy and convenient to wear and remove. Water proof,durable and washable(after remove of the battery box).