The Troy Lee Air Gloves give you dexterity and a perfect fit for warmer riding conditions. Robust, breathable and phone friendly, these are an indispensable, all purpose staple. Created and constructed in line with Troy Lee\'s drive to provide the very best kit available, the Air Gloves are contoured so as to give the perfect fit on the bike. Size Guide: Small = 6.5-7.5\" (16.5cm-19cm) Medium = 7.5\"-8.5\" (19cm-21.5cm) Large = 8.5\"-9.5\" (21.5cm-24cm) X Large = 9.5\"-10.5\" (24cm-27cm) Measure circumfereance of the palm