Boys SpongeBob or Diego Short Sleeve UV Sun Protective Sun Suit (UPF 50+) 80% Nylon / 20% Lycra Zipper closure UPF 50+ for maximum UVA/UVB sun protection! Catch a wave with SpongeBob or go swimming with Diego Two-tone color combination plus heat transfer graphic Matching Front Zipper with Zipper Flap Always Chemical Free Fabrics