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.
RATING
Windproofness 3/5
WaterProofness 3/5
Insulation 3/5
Breathability 4/5
LightWeight 4/5
PRODUCT FEATURES
Water-repellent thermal and breathable Nano Flex fabric
Flat-lock stitching with single seam
Double-sided silicone grippers to keep warmers in place
8°-18°C / 46°-64°F
Weight:119 g