The Polaris Cranium cycling skull cap is designed for under helmet wear giving you both thermal and wind protection. It is made from Thermastretch material with windproof panels over the forehead and ears. It is anatomically shaped and close fitting to keep the ears warm in the windiest conditions. The breathable and quick drying fabric provides essential comfort in extreme conditions. Available in one size which fits most.
Designed to be worn under the helmet giving additional thermal protectionMade from Therma-Stretch? material - with windproof panels over the forehead and earsAnatomical shape, to keep the ears warm in the windiest conditions
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Keep your bald head warm. 
