Castelli NanoFlex 3G Cycling Arm Warmers - Black Accessory Size:L Conventional sock wisdom dictates that

Conventional sock wisdom dictates that you can either have padding for protection and comfort or two layers for reduced friction

designed to "break away" upon impact to reduce the risk of injury

Bilateral design fits left or right knee

no physical giftcard accompanies purchase

Nylon and Fibreglass Body

Castelli NanoFlex 3G Cycling Arm Warmers - Black Accessory Size:L Conventional sock wisdom dictates thatNANO FLEX ALL CONDITION WARMERS Choose Nano Flex for warmers that are great in dry conditions but also give some extra protection and warmth in wet conditions. We invented the category of water protective thermal fabrics, and Castelli's proprietary Nano Flex is often imitated but never equaled. No compromises for any conditions. Features: Water repellent thermal and breathable Nano Flex fabric Flat lock stitching with single seam Double sided silicone