Ouch Leather Cuffs Black. Looking for a cuff that can do it all and made to play hard? Look no further. The cuffs of Ouch! have quality leather straps with elegant stitching down the length of the straps, They are comfortable but incredibly secure. The straps have 6 holes to adjust the length. with metal fastenings and D-ring connectors to connect them. Use this toy on its own, or in combination with other products of Ouch! Specifications materials Leather, Metal. One size fits most. Adjustable by 6 holes.