Strengthens and smooths

high-impact ABS thermoplastic

and other heavy minerals

- Set up power-based workouts

Flatlock super flex stitch

O'Neill Men's Ninja 4/3MM Chest Zip Full Wetsuit Color:Blk/Blk Strengthens and smoothsThe O'Neill Men's Ninja 4 3MM Chest Zip Full Wetsuit offers high end quality features, exceptional durability, and lasting value. This fullsuit is crafted for maximum flexibility in the spots that matter when you're carving your next wave. Features Ultraflex sleeves, entry, top shoulder, side panel, and low legs for max flexibility Internal ultraflex taped seams throughout most of the suit for a better seal F. U. Z. E. Closure (Front Upper Zip Entry)