This Leather Bondage Collar is 1¼” wide and is fitted with 3 Extended Bondage rings across the front and sides. The D&O rings are 3/4″ wide and 1″ in diameter (O-ring). This leather collar is very strong with 9mm & 10mm long rivets are used to fix a ¾” wide leather strap that runs the length of the collar to a buckle and eyelets in the back. The leather used is 10oz thick and is beveled on the edges to make a beautiful rounded edge for comfort. A protective beeswax leather conditioner is used on the bondage collar to keep it supple during play