Vintage 1990s CARHARTT Blue Denim Carpenter Overalls Medium Wash. Straight leg, adjustable shoulder straps and zip fly. 
In great condition. A couple of paint marks at front. See pictures. 
Fits and measures like a M or L. Model is a M 6 and 5'9. But please see measurements below. Machine washed and ready to wear. 
waist across 19.5"
leg inseam: 29"
hip across: 23.5"
Rise: 13"