Each Soft cuffs with Velcro fastenings make light work of full-body tremble. Each cuff features a sturdy D-ring, which can you can feed the rope through or attach to other items to create a full restraint system. Strong Velcro holds the cuffs onto each wrist, and they're fully adjustable for all sizes up to 10 inches. Those with petite ankles will find the cuffs even more versatile.