Rex Rabbit Elastic Headband & Neck Warmer Unlike regular rabbit, REX is much stronger, longer lasting, has silkier and denser fur resembling chinchilla or sheared mink. Rex rabbit does not shed. We only sell REAL REX RABBIT. There is a big price difference between REX and regular rabbit Width: 4.5 inches. Essential daily wear accessory against cold winter Versatile uses. Wear over ears, around head and as neck warmer One size fits ALL. Made for both men and women. With this, you might not even need to wear a scarf all winter