Castelli Nano Flex 3G Knee Warmer - Black Training Wheels Designed for riders who demand

Designed for riders who demand excellence in every detail

and durability with Park Tool's Three-Way Internal Nipple Wrench SW-15

minimizing impact on your bike's balance

Precision Meets Portability

Wear this baselayer on its own for the trainer

Castelli Nano Flex 3G Knee Warmer - Black Training Wheels Designed for riders who demandCASTELLI NANO FLEX 3G KNEEWARMER BLACK 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. PRODUCT FEATURES: Water repellent thermal and breathable Nano Flex fabric Flat lock stitching with single seam Double