Featuring 100% UVA and UVB protection and a hybrid construction of neoprene and spandex, the Stingray HP core warmer keeps kids warm and allows the freedom of movement they need while playing in and out of the water.. • 100% UVA/UVB protection. • Hybrid construction of neoprene and spandex. • Available sizes - 2Y-12Y. • Hybrid construction of neoprene and fabric. • 80% Nylon - 20% Elastane.