Feb 9, 2021 10:00:10 PM Lennard Zinn Share: facebook-f icon linkedin-in icon Twitter icon pinterest-p icon envelope icon Our technical expert discusses rashes and adverse reactions to materials used for cycling apparel. Read the full article at Technical FAQ: Skin sensitivity to synthetic materials on VeloNews.com. velonews, ask lennard zinn, technical q&a, technical faq, lennard zinn