The santini behot h20 fleece arm warmers are designed to offer extra warmth and comfort the cycling arm warmers are constructed with behot fleece technology to enhance warmth and acquazero technology to provide breathable water resistance the technology is durable and continues to repel water after repeated use and washings soft jacquard elastic delivers optimal muscle support whilst anti slip silicone with honeycomb grip maximises heat retention and eliminates drafts finished with santi