Ex Demo Auron Swim Run Wetsuit FATHERSDAY the true strength behind this Size & Grade:XL B the true strength behind this premium suit lies in the totally novel core retention system that uses horizontal strips in the liner of the abdomen and large inflexible neoprene strips running from above the hips to below the knee there were clear and immediate benefits to swim speed leading to the development of our patent pending Constrictor System™ which we've proved can reduce wasted energy and improve stroke efficiency by up to 4 pockets and our exclusive 3:5 buoyancy There may be some fingernail marks from fitting or the printing may show signs of fading or peeling