Description: Xcel XFLEX Kids 4/3 Wetsuit. The X-Flex is a lightweight flexible back zipper wetsuit with the upper body and sleeves in snag resistant 300% PLUS stretch UltraStretch Superlite Neoprene. Engineered fit with pre-bent knees, pre-bent elbows and contoured to fit your body. Construction: Ultrastretch, Ultrasoft upper body, sleeves Superlite Neoprene Velcro wrap collar Double glued and blindstitched seams Seam taped underarm stress points Double glued and blindstitched zipper flap, zipper Reinforced zipper base Pre-Bent arms, knees These wetsuits come in assorted colors usually darker colors. Colored sleeves or chest panels.