New with Tags. CRESSI GIRLS SHORTY BABY 1.5mm thick Neoprene WETSUIT Size Small One-piece wetsuit for children approximately 2 years old (see size chart). Made from pink and white 1.5-2mm thick neoprene (front and back) and from Lycra (sides, sleeves and collar). YKK front zip. Offers excellent protection from the cold and the sun and maximum freedom of movement thanks to the areas in Lycra that won’t irritate the skin while swimming.