Beechfield Polylana® original cuffed beanie - B375R. Amfori BSCI Certified Recycled Polylana® REACH. Polylana® is a yarn made from a mixture of virgin and recycled polyester. Fabric: 100% Polylana®. About Beechfield — Beechfield original headwear is the pioneer in fashionable hats and beanies.