Size is optional: S(EU)=165-170cm,60-65kg / M(EU)=170-175cm,65-70kg / L(EU)=175-180cm,70-75kg / XL(EU)=180-185cm,75-85kg / 2XL(EU)=185-190cm,85-95kg.Polyester fabric for maximum heat transfer, lets cool air in and wicks moisture away from skin.3 rear pockets for convenient carrying small items.Highly elastic shorts for free leg & nbsp;stretching.Thick & nbsp;sponge & nbsp;cushion inside the short for long time cycling.Silicone hem stop from slipping.