5XL Best fits: 6'0"-6'4", 265-285 lbs. 4XL Best fits: 6'0"-6'4", 245-260 lbs. 3XL Best fits: 5'11"-6'3", 225-240 lbs. Sizes : See below In general, wetsuits run smaller than clothing. If you are near the top end of sizing, it's usually best to SIZE UP.
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