This is the Bare 3mm Evoke Full Wetsuit with Celliant Technology for Scuba Diving Features: Velcro adjustable 360° neck seal with booklet-style cover to prevent the Velcro from snagging and pilling the suit Contoured 4mm Glideskin collar Extra long 21 G-lock 2 back zipper for easy entry with offset tooth design guards against water entry keeping you warmer Full length puller with silicone print for easy grip; grip tab at base of the zipper Seamless underarms for superior comfort and mobility Skin-to-skin double internal sealing zipper flap guards against water entry. Includes spine pad for extra comfort Anatomically correct pattern for three dimensional fit throughout Armor Flex 2.0 highly flexible durable, abrasion-resistant 3D kneepads Material: FULL-STRETCH neoprene combined with CELLIANT INFRARED fabric for our highest degree of warmth, stretch and comfort Designed by BARE's all female design team, Evoke embodies the latest design thinking. Technically, it uses innovative Celliant Infrared Technology to increase circulation, body warmth and performance, making it the warmest women's wetsuit on the market. Esthetically, the design reflects current yoga and active-wear styles that accentuate and enhance the female form. "