Quiksilver Wetsuits - Quiksilver Syncro 1.5mm FL Back Zip Shorty Wetsuit - Black/ Blue/ Yellow :: Young Boy > Wetsuits. Thickness: 1.5mmFN Lite Neoprene: Packed with air cells to offer supreme warmth without\n being heavyUPF protection: 50+Kid's wetsuitFlatlock seams: Durable and breathableBack zip entrance: Extremely easy entrance. perfect for getting ready\n on the beach Size: 03 YRS.