Vintage Joseph Abboud Black Pin Striped Mens 3 button Suit, double vented in back, flat front pants...see measurements for fit, no other tags were found as to size or material. Might be a 44S or R based on measurements. It’s in great shape, clean no flaws that I can see..

Measurements when laid flat -

Pit to pit - 24"

Shoulder - 20"

Sleeve -27"

Length -33"

Pants -

Waist -19"

Rise -10 1/4"

Inseam -30"

Length -40"

LOVE RETRO!