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- Top moisture protection
- Very good insulation
- light drape
The Nano Flex from Castelli prove to be good all-rounders: the slightly thicker material is roughened on the inside, insulates very well and offers excellent moisture protection. A continuous silicone ring on the upper waistband ensures a secure fit.
This test report belongs to a different type: Nano Flex 3G Armwarmer (XL)