Buff Knitted Hat The two-layer construction creates an air cushion as an extra protection to maintain the temperature of the body and prevent heat loss. You can see the attention to detail with the combination of knitting styles and colours which give this toque a vintage feel with added aesthetic, The black pompom adds a fun finishing touch. Buff"s knitted polar hat is great for sport and day to day wear during the winter months. The Knitted Hat from Buff is an ideal piece for the upcoming winter months, an acrylic knitted outer material with a soft, cosy fleece band on the inside aids comfort and warmth to the wearer. The Buff polar hat"s chunky knitted design is a winter classic, the polar fleece inner leaves added protection around the ears with its cosy waistband.