His Butt Booster Men's Padded Booty Enhancer Molded Pad Boyshort Brief Size: Fits Natural Waist (inches) - not your jean size S: 28-30 M: 31-33 L: 34-36 XL: 37-39 2XL: 40-43 One piece panty with foam padding built right into the buttocks Seamless and natural looking with pads molded into the panty Pre-shaped padded panty is contoured to resemble a realistic round bottom the inside is a bit concave so your bottom fits snugly against it