Carhartt A18 watch hat beanies - in different colours. The classic among beanies - the Carhartt A18 beanies have hardly been surpassed in their popularity in recent years. Woven from 100% polyacrylic, stretchy, fluffy, fashionable and warm - you don't need to say anything more. Please note: the beanies offered here are from Carhartt Workwear. They differ from Carhartt Streetwear beanies in that the labels inside the beanies have no silver stripes or similar.