Choose Nano Flex for warmers that are great in dry conditions but also give some extra protection and warmth in wet conditions.
Castelli 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.
- 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
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