This is the Bare Drysuit CT200 Polarwear Mens Undergarment Thermal Suit

It Features:

• Ribbed knit cuffs & collar for secure comfort and fit
• Hand warmer pockets
• Foot stirrups and thumb loops for donning ease
• Grommets positioned for air exhaust and moisture venting
• Articulated knees
• Chest pocket with zipper
• Super soft Rip Stop nylon exterior with B200 THINSULATE (6.2oz/yd2 / 210g/m2) insulated interior
• HYDROSTRETCH panels for ease of movement
• LUMBARE-X-TENDER panel in lower back
• Extra long front zipper ("2-way" convenience for men and rear “drop seat” zipper for women)

This underwear uses compressed Thinsulate™ that offers less bulk, but still extremely effective insulation for everything but the coldest dives. A fantastic piece to add to your next drysuit dive.