ION Wetsuits - ION Element 2.5mm Long Sleeve FL Shorty Wetsuit - Blue :: Men > Wetsuits. Contour Cut: Enhanced flexibility to collar. wrist. elbows insteps and knees for flexibility and comfortEntry: Back zip with pull cordSeam Reinforcements: Melco Tape to seams to prevent ripsDrain Holes: To calves and below zip enable water to exit easilyConstruction: Stretch and comfortable neopreneION Flex Control Zones: Extreme freedom of movementL-Tex Protection: Highly abrasion resistant rubber to knee panelsMen's wetsuitDouble Lined: Complete protection and durability Size: Small.