59" Strap Strong Nylon Rope Pet Dog Slip Training Leash Lead Collar Material: Nylon, cotton rope Size: App.150cm(L) X 1cm(T) The weave is very close. This leading leash can serve as collar, its circumference is very large and can be adjusted freely. Color: Blue Notice:It&#39;s better to adjust the size of&nbsp; collar bigger than that of your pet&#39;s neck in case your dog is tightened.