Genuine U.S. World War 2 Army M4-10A1-6 lightweight service gas mask with MIAVI carrier. The gas mask was made by Goodyear and is dated 1943, does have surface rust to eye surrounds and some strap buckles, upper left strap has frayed down to the elastic and is still attached, rubber on the mask and hose is still soft and not brittle, comes with the M10 filter canister and has an unopened tin of anti-dim cloth. The MIAVI canvas carrier is in very good condtion and in a OD3 khaki colour, the carrier retains the carry strap and inside has a retention strap and clasp for attaching the M10 filter.