Product Description:Easy to use and clean,it also can washable.You can either stick the collar back to itself or easily cut to the length of your choice.Easily adjust the collars as the puppy or kitten grows.Made of high quality material,it's soft,durable and reusable.Please be sure to check your puppy daily to make sure collar is lose enough (about 2 fingers should fit between the collar & neck) Material: Nylon + PPColor: MutilcolorSize: S: 10*200MM M: 10*300MM L: 10*350MM XL:10*400MM XXL:10*500MMPackage included: 12 pcs Dog Collars Notice:Please allow 1-3mm error due to manual measurement and make sure you do not mind before ordering.Please understand that colors may exist chromatic aberration as the different placement of pictures.