Durable stick-on eyeshield for all well-known rear sight irises Attachable and removable at any time Lightweight flip-up translucent eye shield Consists of only two parts Simple construction and easy to use Fits all 9 to 12mms screw-in threads with locking nut Special feature: easy to attach on a headband for covering the non-aiming eye I.S.S.F. guidelines approved Suitable for right- and left-hand shooters Stick-on Translucent eyeshield