Body Glove Men's 4/3mm Fusion Neo Zip Full Body Wetsuit, XX-Large Should fit snug, but not too tight MATERIALS: Thermolite chest panel. Magna Flex in arms, wishbone shoulders, under arms, mid back and lower back legs. Quadra Flex throughout lower body and legs. Fairskin chest panel. CONSTRUCTION: Vaporlock seams with 100% exterior Fluid Seal. Anatomically cut. Unfinished wrist & ankle cuffs. Interior elastic key cord Nano Tritec kneepads Neo Zip chest entry