*Material: 100% polyurethane, non leather, animal free *Width of belt: 20mm *Size Chart: |S/P - 32" (buckle prong to center hole);|Full length: 38" |M/M - 34" (buckle prong to center hole);|Full length: 40" |L/G - 36" (buckle prong to center hole);|Full length: 42" |XL/GT - 38" (buckle prong to center hole);|Full length: 44" Notes: the size chart does not include buckle length. There are total of five holes, 1" apart. It is recommended to select size from buckle prong to center hole that better matches measurement of your waist or where you wear this belt. It would be more comfortable to measure where you will wear the belt, add 1-2", and then pick the size where this number falls.