A retractable dog leash comes with a lock button to set the length of the leash needed, and to control pull the dog back when needed, such as in emergencies. It gives you full control to ensure the safety of your dog and the public.Features:[Heavy Duty]The 9.84ft traction rope is suitable for dogs< 7.5KG and the 16.4ft traction rope is suitable for dogs< 12.5KG, giving them maximum freedom under security control.[Lock Button]Support quick lock& unlock feature, just easy roll-on and roll-off with your thumb.[Tangle-Free]This extendable dog lead can effectively windings and knots, so you can freely retract any angle.[Easy-Grip Handle]The ergonomic and non-slip handle makes you feel comfortable on long walks.[High-quality]Consisting of durable polyester and ABS plastic case, corrosion-resistant chrome hooks for long time use.Specifications:Color: Pink; Green; Gray; Blue(Optional)Length: 300cm/9.84ft; 500cm/16.4ft(Optional)Material: ABS, NylonGender: UnisexStyle: ModernApplciation: Dogs, Cats, etcOccasion: Outdoor, Home, Travel, etcPackage Size: 16*10*3cm/6.29*3.93*1.18inch(9.84ft);18*12*3cm/7.08*4.72*1.18inch(16.4ft)Package Weight: 180g/0.39lb(9.84ft);260g/0.57lb(16.4ft)Package List:1* Retractable Dog Leash