Blue & White Striped Cotton Canvas Overshirt

Thick weight cotton canvas overshirt. No tags, so not sure if it's vintage or just handmade. Very dark blue and white stripes. Camp style collar, front slip patch pockets and nice translucent buttons down the front. No size tag but it fits like a medium - measurements below. PTP, buttoned up: 24" Total length: 26" Sleeve from shoulder seam: 8 1/2"