Made from quality leather, this strap-on harness was made for durability and comfort. Front part of harness has more coverage allowing it to be more stable. Waist strap also has a belt style buckle for a sure fit. Included with harness are three rubber O-rings ( 1.25 inch diameter, 1.5 inch diameter and 2 inch diameter ), which can easily be interchanged to allow use of your desired toy!