AERO|TECH|DESIGNS Triathlon Competition Skin Suit Nylon/spandex; 6-way stretch fabric Machine wash cold, air dry Aerodynamic one-piece tri suit designed for peak performance during all three phases of race day: sleek, aerodynamic design for the swim; quick drying and wicking fabric for the transition to the bike; and muscle compression for the run Rear zippered pocket perfect for stashing gels and nutrition bars when you hit the transition area to reload for the next phase Adult Sizes: Small (36 chest; 28-30 waist) Medium (38 chest; 32-34 waist) Large (40 chest; 36 waist) X-Large (42 chest; 38-40 waist) XX-Large (44 chest; 42-44 waist) 3XL (46 chest; 46-48 waist) *NOTE: All measurements are in inches Rear zipper includes self pull strap with a zipper garage to make solo dressing in the transition area easier; lightweight wicking fleece liner; silicone leg grippers to keep the legs from riding up Reflective piping for visibility during long stretches on country roads during the cycling leg; flatlocked seams to keep you comfortable throughout full ranges of motion