Chapeau! Winter Arm Warmers Small / Medium. Key Features Winter Specific Wind and Water Resistant Easy Care Fabric Multi Panel Construction Manufactures in Portugal 90% Polyester / 10% Elastane Description The Chapeau! Winter Arm Warmers have been designed and tested in the UK by real cyclists, and the result is a product that really works. Designed specifically for winter these arm warmers are wind and water resistant, constructed of easy care fabric and feature a multi panel construction for incredible fit and comfort. If you want to stay warm this winter, you won’t go wrong with the Chapeau! Winter Arm Warmers.