39 cell yamamoto 39cell is an extremely flexible neoprene which supports an uninhibited natural swimming motion 39cell extends to a 513 elongation rate meaning this material is sure to move with you added benefits of zero water absorption and zero weight variation can mean only one thing more speed a fine balance between buoyancy and flexibility 39cell is a durable material which will stand the test of time and distance representing the best neoprene available in itrsquos class yamamo