O'Neill Youth Hyperfreak F.U.Z.E 3/2mm Wetsuit - FZ6 Wetsuit Size:Age 12 Three Layers Of Protection -

Three Layers Of Protection - Top Layer: Armour Weave Polyester

This is what Jim himself says about the MKV:

Redback have taken all they've learnt from their Revolutionary Technology Series and encompassed it in these boards

Wide fitting

The center fin is smaller for increased maneuverability

O'Neill Youth Hyperfreak F.U.Z.E 3/2mm Wetsuit - FZ6 Wetsuit Size:Age 12 Three Layers Of Protection -The Hyperfreak is a wetsuit with "pre stretched" TB3X neoprene in the paddle areas. The wetsuit is the one if you want a lightweight, high performance wetsuit. Materials: Technobutter 3X Neoprene: O'Neill's lightest and stretchiest ever. The TB3X is actually pre stretched to break the fibers to a point that they're flexed to the max, yet still hold their form. It's low profile also increases warmth by shedding water away from your skin. Technobutter 3