Nylon Pet Dog Collar Night Safety LED Light-up

Led Pet Collar color:  black+white Size: S/M/L/XL Compesation:Nylon webbing + LED light guide solder + battery box controller (2 CR2030batteries) + buckle / buckle on the word / D deduction    S : width:2.5cm ,length:35-43cm ,neck for 28-38cm  M : width:2.5cm ,length:40-48cm,  neck for 38-48cm L : width:2.5cm ,length:45-52cm      neck for 48-60cm XL : width:2.5cm ,length:52-60cm      neck for 60-72cm   Material:  nylon,mettal Please Note: Before you order, be sure your dog is suitable for this size (That's very important).  Product size as real horizontal manually measured, there may be 1 ~ 3cm error, please  pay attention to  this factor when you order  ! Package: 1*Led Pet Collar