The size of the case is 19 x 20 cm, the length of each dog leash can be extended to 3 m, giving you maximum freedom of control. This dual lead dog leash can relieve the stress and hassle that comes with walking both of your dogs at the same time. Running with two dogs without having to manage two separate leashes also gives your dogs maximum freedom under your control. MATERIAL: The holster is constructed with strong ABS material, double-stitched nylon tape for the leash and a steel hook. Inside is a heavy-duty coil-spring release mechanism for consistent, repeated release and retractionDOUBLE RETRACTABLE: This dual head retractable dog leash allows you to control two dogs at the same time. This leash for dogs under approximately 15kg EASY TO CONTROL: Reliable braking and locking buttons ensure that the length of the belt can be adjusted as needed. Quick lock and release function - easy to roll up and down with your thumb NIGHT LIGHT LED flashlight gives you better and safer