High quality material: Our sled harness is made of high quality materials, high elasticity, safe and durable, not easy to tear, and can be used for a long time. Exercise Physical endurance: use this sled pull strap . As you increase the power of the applied hand, your stamina will automatically increase. So it is very suitable for training athletes. Portable light design: The tension sled seat belt is small and light, enough to put it in your fitness bag or pocket. You can enjoy training at work or in your spare time. Use this finger stretcher for exercise anytime, anywhere. Exquisite version: Exquisite version of the sled seat belt, exquisite craftsmanship, will not break. You will definitely like it because of its exquisite craftsmanship. Perfect Gifts for Friends: Tire tires can be given to your husband, boyfriend or loved one on Halloween, Christmas, Carnival, Birthday and Father's Day.