Ladies Heat Holders Nora Style Hat Finding a hat that combines innovative insulation technology with style is always difficult when shopping for items to keep you warm and cosy for the winter weather. These Heat Holders Nora styled heatweaver hats eradicate that problem, meaning you can look fabulously fashionable whilst keeping super warm. These ladies hats have a fleece plush insulating lining, called Heatweaver, that is even more effective at holding warm air than any regular lining. This lining is designed to be soft with a luxurious feel whilst holding warm air close to your skin, effectively keeping the cold air out. All of this is designed to ensure that you are toasty warm throughout the cold weather. The knit is different from previous Heat Holders, with a loosely knit look as opposed to the traditional cable knit look. These ladies Heat Holders Nora styled hats are available in 5 colours. They come in one size and they are machine washable. Light Grey and Rose: 54% Polyester, 46% Acrylic outer / 100% Polyester lining. Black. Purple, Cream: 100% Acrylic outer / 100% Polyester lining.