Description of Keen Roatan Sandals - Women's The Roatan is a great women's specific water shoe with a minimal upper design while providing exceptional underfoot traction in all water environments. The Roatan is just as comfortable on the beach, river or boardwalk. Features: Upper: Neoprene Weight: 5.3 oz / 150 grams Lining: Neoprene Rubber: Aquastop grippy rubber Carbon rubber non-marking outsole Stretch Neoprene upper Lateral support system