100% genuine issue british army / sas gasmask. THIS IS THE ORIGINAL ISSUE BRITISH S10 as ISSUED TO THE BRITISH ARMY AND SPECIAL FORCES FOR OPERATIONAL USE!!! BEST COMBAT re spirator IN THE WORLD!! CLASSIC BRITISH S10 RESPIRTOR WITH DRINK TUBE TO FIX TO THE 58 PATTERN WATER BOTTLE, SCREW THREADS TO FIT CANISTER TO, EASY TO TALK THREW WITH PRIMARY SPEECH MODULE, 6 POINT ADJUSTABLE HEAD HARNESS FOR PERFECT FIT………………….. Size = 4 (LIKE A small SIZE) it is smallest size made MEASURES 18.3 CM TOP TO BOTTOM AND 11 CM ACROSS ON THE FACE PART BEEN RUBBER MATERIAL THEY DO STRETCH AND HAVESOME MOVEMENT IN THEM. MASK MADE IN 1991.. Perfect for gulf war 1 collector or use. COMES WITH THE DPM plce POUCH WHICH CAN BE WORN ON THE WAIST WITH ITS STRAP, FITTED TO A BELT OR WORN OVER SHOULDER. HAS POCKETS AND ELASTIC LOOPS TO HOLD KIT IN. CONDITION = WORN USED ONE. Looks all ok a good mask bit gray like dust to the rubber but this comes off with use and wear or damp cloth will rub it off. Lens are good and clear. Pictures say it all. BEST IN THE WORLD a must have bit of kit for the current world situation. Thanks NO RETURN ON SIZE ISSUES OR ITEM CONDITION its in the listing!!!