Kids Wetsuits Kids Wetsuits Swimwear and UV protection can be combined with UV protection wear. The high-stretch material used to make the Cressi Little Shark Wetsuit ensures a perfect fit. The wetsuit offers defence against the sun's dangerous UVa and UVB rays. Versions of black/blue and black/pink. 2 mm Neoprene 85% Neoprene, 15% Elastane Anti-Jellyfish Sun and Cold Protection Kids Wetsuits Feature A one-piece wetsuit for kids called the Cressi Little Shark Kids Wetsuit is constructed of Lycra and Neoprene with a front and back thickness of 2 mm (sides, sleeves, and collar). The sections of Lycra in the Cressi Little Shark that will not irritate the skin when swimming provide good protection from the cold and the sun and optimum freedom of movement.