SPEEDO Techno Tribe Clip Back 1-Piece (XS Only) Shell: 83% polyester, 17% spandex. Liner: 86% nylon, 14% lycra spandex. SPEEDO Techno Tribe Clip Back One-Piece Swimsuit. Colorful print in v-neck styling with contrast trim and adjustable straps. Speedo Clip Back styling is a versatile option you can wear clipped or unclipped for a best-of-both-worlds mix of comfort and style. Features SpeedoSilicone Gripper, an inner silicon edge that provides security and comfort while allowing optimum freedom of movement.