M for 79-88 cm chest size basic for 75 b and below within 75 MM (70 b, 65 c, 70 c, 75 a, 75 b)
L suitable for 88-101 cm chest size basic suitable for more than 75 b within 80 MM (75 b, 75 c, 75 d, 70 d, 80 a, 80 b, 80 c, 85 a, 85 b)
Color; Black, blue, pink, rice white, color of skin.