Chest Zip Wetsuit for Boys. Features include: Carbon Graphene 0.15 internal lining in the core body area, Innovative new graphene-coated yarns trap and retain heat more efficiently for longer making it incredibly warm, knitted to allow the material to stretch and reduce water absorption and dry super-fast, Superlight foam - Lightweight, high stretch with great thermal retention, Outer Fabric: Superflex jersey, durable high stretch jersey, No leaks - internal Superflex neo taped seams, Dislocating chest zip entry prevents zip failure, Seamless back panel for unapparelled flexibility and comfort, Comp entry system for quick, easy on and off chest zip entry, Fitted design, Long sleeves.