These hats are made from the same material as our famous Aquafleece tops - Polyurethane coating on the outside combined with a fleece inner layer, a combination that virtually eliminates windchill and hence is very warm.
![Laundry instructions Laundry instructions](https://roostersailing.s3.amazonaws.com/img/ProdDesc/laundry_30_NI_NC_LT.jpg)
We recommend either hand washing in warm soapy water and allowing to air dry or turning inside out and machine washing on a gentle 30°C wash then tumble drying on a low heat setting.