Immersion Research Men's Thick Skin Union Suit each the proprietary closed-cell foam provides

the proprietary closed-cell foam provides lasting

- protects markings from abrasion

and max ventilation to keep you feeling and looking cool on the trail

- D shape is easy to grip

Immersion Research Men's Thick Skin Union Suit each the proprietary closed-cell foam providesAn exceptionally warm one piece layer designed to wear under a dry suit or any time you need serious warmth without bulk. The Men's Thick Skin Union Suit is the original warm one piece layering system for the coldest conditions. This form fitting base layer keeps you toasty without being restrictive. Zipper less super stretch neck neoprene entry eliminates buttons, zippers, and snaps to increase comfort and durability. 4 way stretch polyester stretch