Designed by Freddy Krueger. Â Fully wrapped arm hole for more protection. Fully wrapped belt for less abrasion and more protection against the ribs. Strongest belt on the market. Adjustable velcro belt with stainless steel buckles. Third tab closure to keep belt closed securely. Note: Bottom hole sling sizes start with a "B". Choose "BXS" for a bottom hole xs sling from the pop up menu.