UNLIMITED Unlimited 1.5mm Neo Leggings Stretch Elastic Outdoor Men's Wetsuit Inner

The 1.5mm premium flexible airprene keeps you warm.
It also has excellent elasticity!
The thin wetsuit fabric has just the right amount of stretch to reduce muscle fatigue. Like wetsuits, it comes in a wide variety of sizes and is comfortable to wear, with an emphasis on fit. It can be worn as an undershirt for wetsuits, as an outer layer, or as an inner layer for board shorts.