Mens cotton, Amsons Collection thobe comes in 4 colours with size options starting from 50-60 Collarless Zip front centre 2 featured pockets Soft/Cotton Material 100% Polyester Every size measures 2inch apart in length and width PLEASE NOTE SOME OF THE COLOURS MAY VARY SLIGHTLY IN REAL DUE TO THE LIGHTING AND BRIGHTNESS ON COMPUTER SCREENS. Disclaimer: All sizes have been calculated as accurately as possible to assist you in making an informed purchase. Sizes may vary by half an inch depending on the different designs. M CHEST SHOULDER SLEEVE 50 20 16.5 23 52 20.5 17 23 54 21 17 24 56 21 17 24.5 58 22 17.5 25 60 22.5 18 26 L CHEST SHOULDER SLEEVE 50 22 17.5 23 52 22.5 18 23 54 23 18 24 56 23 18 24.5 58 24 18 25 60 24.5 18.5 26 XL CHEST SHOULDER SLEEVE 50 22.5 17.5 23 52 23 18 23 54 24.5 18.5 24 56 25 18.5 24.5 58 26 19 25 60 26.5 19.5 26