200 gms soft textured gauze double-face knit - 100% soft cotton. Light indigo color pigment overdyed to create aged look. Garment washes for extra softness. Classic, tapered self collar polo shirt fit. Ideal for spring/ summer hot days wear.- Center back length on size medium= 27 3/4"- Neck width on size medium = 7 1/4"- Email us to receive exact measurements in your size.