Buff Knitted And Polar Neckwarmer The Buff Knitted Neckwarmer is an ideal piece for the upcoming winter months which will keep you feeling warm and comfortable. The knitted neckwarmer from Buff is fully fleece lined and it can be worn with either the knitted or fleece side facing out while still giving you the same warmth and comfort. The Buff neckwarmer is ideal to wear whilst taking part in winter sports or just day to day wear.