O'Neill 4/3 Heat
The men's O'Neill Heat 3Q Zip 4/3 features 100% super stretch, 1x fluid seam weld, an ultraflex firewall, and a covert code red zipper.
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The body is made of 40% ultraflex and 60% Fluidflex. The O’Neill Heat is stuffed with high end features including new x-type firwall in the chest and back, exterior fluid seam weld, redisigned off-the-neck, reduced seams in the back, new graphics, and easy -in-easy-out usability.
4/3 thickness only.