SUITABLE FOR MEDIUM & LARGE DOGS: With 67.5" length x 0.98" width leash, you can walk and control 2 dogs at once while maintaining safe control over both The bungee coupler which can be extended from 18.5" to 30.5" with strong pulling force offer enough room for your dogs to run in front of you or beside you.DOUBLE SWIVEL FOR TANGLE FREE: Our coupler dog leash comes with 2 non-tangle 360swivel connectors enhance the flexibility of rotation to dual dog leash, reduce the tangle risks from one swivel clasp pet rope or non-swivel clasp lead. Keeping your dogs comfortable with enough space to enjoy their walking & running.HAND PROTECTIOnd NO DOG STRAIN: As dog lovers, we worry both our hands and dogs get hurt from intense pulling. Combining with Unique Bungee and soft roller handle, two dog leash absorbs a part of pull, never hurt your arm and won't make dogs choke from strongest pulling. Yes your hands will get free from friction rubbing & burning of rope handle.SUPER REFLECTION for SAFE WALKING DOG: Yes, anti-aging two reflective stitching in leash are light-reflecting sensitive, makes you and your dogs can been seen in the distance while walking dogs at night or dark morning, ensures the safety of walking dog. Most important, the reflection function isn't weakened with time to ensure our leash can work for you for years.STRONG AND DURABLE: handle leash manufactured from quality parachute nylon & metal accessories, stretchproof and easy to clean, will not rot or mildew as leather leash. Special sewing techniques ensure the leash more sturdy. And with Zinc alloy buckles, our leash's capacity of bearing over 0-100lb pulling force suitable for all dog collars.