REASSURING MATERIAL - This dog leash has a lockable quick release buckle of this seat belt is sturdy and the hardware is all metal while the straps are made of durable nylon.and Comes With Reflective Stitching To Keep Your Pooch Safe In The Dark, suitable for dogs between 30-100 lbs. . HANDS FREE RUNNING DOG LEAD- Super elasticity, hands free dog leash would absorb quick stress caused by large dogs to avoid muscle strain. You will get the most comfortable walking or exercising experience.Short leash design, to avoid stumble when walking. Release your hands and enjoy walking running hiking or jogging with your dogs. . DOG SEAT BELT LEASH - This dog leash can be used not only for hands free running dog lead but also for dog seat belts.Headrest restraint design can be used in all models of Vehicle which has headrest. The strap circle which hanging on the headrest is connected by a lockable quick release buckle. the rotation metal buckle connects the dog . ADJUSTABLE DOG LEASH - Adjustable Waist Belt Of 26-43 Giving You Comfort, Easily to fasten it onto the dog via the 360 degree rotation metal buckle. Good adjustable length so the dogs can get themselves comfy without restricting themselves. . RELIABLE SERVICE - ADOGO Multifunctional dog leash offer after-sales protection,please contact us if you have any questions. No trouble. .