The Xtremen Butt Lift Boxer Brief from Xtremen is made from a super soft, stretch cotton fabric that forms a snug, defining that nicely accentuates your masculine contours for overall comfort and looks. The rear is engineered with a U-shaped seam that provides a defining butt lift that looks great. Wear any day for a new and improved you!  
  - Refer to size chart to ensure you choose the correct size, as this collection runs small.
 - Composition: 60% polyester, 32% cotton, 8% spandex stretch cotton fabric forms snug, defining fit.
 - U-shaped rear seams add sexy butt lift and definition.
 - Contour pouch offers support and definition.
 - Long length of legs protects against rubbing and chafing.