PERFECT DETAILS --- The hardware is made of metal while the straps are made of durable nylon. Reflective stitching is perfect for nighttime use. The elastic band prevents your dog from spluttering during sudden movements and prevents strong pulling, making your dog's arms more comfortable when trying to pull. No Tangle --- Don't worry about your dog getting tangled in our innovative no-swirl swivels. The sturdy 360° rotating metal buckle is easy to lock and prevents tangling. Two rubber alloy snaps are attached to each elastic band, suitable for stable connection with seat belts or collars. Multifunctional --- The double dog leash for 2 dogs can not only connect the dog leash, but also the seat belt, providing dogs with the safest protection when walking or driving. Spare parts are not allowed to be removed. Hands-free design allows easy control of two dogs. ADJUSTABLE AND PRACTICAL --- Twist-free rotating mesh attachment prevents your dog from going through and allows both dogs to