Mares Apnea Instinct 50 Lady Pants WetsuitThe pants of the INSTINCT 50 women's freediving wetsuit are made of 5 mm open cell neoprene and a black lined exterior. The neoprene material has great elastic and resistant properties, and should be worn during the most demanding dives. The women's pants of the INSTINCT 50 freediving wetsuit are made of 5mm neoprene. The inside of the pants is in open cell neoprene, while the outside is lined in black . Each neoprene cell clings to the skin,