Showcases Every Inch Get on the mat -- and get in touch with your kinky side – with these sexed-up singlets by American Jock. Lucky for you, this collection has exactly what you need. Stock up on sculpting singlets that guarantees you’ll make quite the impression in the locker room. Made of smooth and stretchy polyester, allowing the garment to outline and conform to your body's every bulge and crevice. We don’t have many of these in stock, so grab your favorites now.