... outdoor waterproof bag for water sports ; "Zomei " for camera filter ,such as CPL,UV,ND ,Infrared filter ,gradual color filter ,camera bag,etc . ... 1.Used for beach,pool, boating,padding,fishing (Prevent againest water ,sand ,dust ...)2.Use-friendly,effective protecting cell phones, ... traveling, hiking,at the beach, boating,and many more water field activities. All type can be up to underwater 20m ...