waterpolo swimming cap 1)non-toxic silicon,soft to human body ... 2)Flexible,anti-dust design 3)Good slip resistance 4)Pass CE 2012 Hot Sale Silicone Swimming Cap ... ,Funny Swimming , silicone swim cap,printing silicone swimming cap,swim cap,silicone cap,adult swim ... to clean with cleaner if dirty.7.Soft tactility, outstanding retractile, high competitive strength.8 ...