Gloves measured by palm circumference Size GuideSMLXL2XL3XLPALM17.8 - 20.3cm20.3 - 21.6cm21.6 - 22.9cm22.9 - 24.1cm24.1- 25.4cm25.4 - 27.9cm Full perforated leather construction with open stretch mesh for better ventilation. Hard carbon knuckle protection....