The palm was design using a 3D classic non-slip lines to strengthen the anti-slip function. This glove gives the palm the maximum degree of anti-slip function and a full range of grasping conditions.PRODUCT DESCRIPTION:Product name: Cycling Gloves, Bike Gloves,Bicycle Gloves ,Bicycling GlovesMaterial:Ice silk fabric, siliconeSize: S/M/L/XLColor: gray/green/blue/orangeStyle: split finger glovesSweat proof & highly breathable： Small holes on the back of the road bike gloves help to dissipate heat quickly during long riding, keeping your hands cool and dry all the time.Can be used in many outdoor/indoor activities such as cycling, fitness workout, gym, lifting, mountain climbing, boating, fishing, hiking, kayaking, etc.