Vintage Patterned/textures Jacket, mandarin collar and open front

Vibrant jacket with a zigzag pattern with a super cool texture.Slight puff sleeve at shoulder. Mandarin collar? Open front, fully lined!! Very eclectic and unique! Aprox measurements when flat and each side of opening is touching and is folded at side seam (like pictured in length): Pit to pit-18.5” Length-21”