DURABLE MATERIAL:dog retractable leash well made of nylon(do not let your dogs bite it),strong and durable.16 feet to free control your dog.Up to 65-70lbs for your dogs.And the control length you can walk freedom play with your lovely pets. PRACTICAL DESIGN: ergonomic anti-slip handle is easy and safe to grip.Made of ABS plastic.When walk with your dog,it would not hurt your hand than use other nylon rope when your dog play madly. ONE BUTTON TO HANDLE:just use only one button to brake&Lock.The steady lock you can control the length freely on your dogs.Easy to hold in a currrent length if you need.More safe and convenience than the traditional dog belt. STRONG HOOK:the hook to lock the belt well made of zinc alloy material,not plastic.Walking and playing your doggie more safety. PACKAGE:one 16ft retractable dog leash comes with gift box,good for your friend dogs birthday business gift.