Chest Zip Wetsuit for Boys. Features include: Exterior fabric: Superflex Recycler jersey made from 100% recycled fibers, combined with Superlight foam, for lightweight and great thermal retention, Foam: Silicon Stretch Jersey - Made from 100% recycled fibers, combined with our eco friendly super light foam, it's the ideal blend of flexibility and thermal retention, Lining: Graphene Recycler 100% recycled Graphene fibers lining the internal front and back panels of the suit to keep you warm, longer, Dislocating chest zip entry prevents zip failure, Comp entry system, quick easy on and off, Aqua Alpha, non-toxic, water-based glues, Superflex neo- tape on strategic seams.