This wrist gaiter warms your hands and wrists that tend to get cold indoors as well as outdoors. Lightweight 10D nylon fabric with Auroratex palm reinforcement. Soft and warm brushed tricot interior The thumb can be removed from the thumb hole, so it is convenient when operating your smartphone. Size (Pattern Dimensions in cm): S: Width 14, Length 25 M: Width 15, Length 27 Fabric: 10D Recycled Nylon Filling: 10D Recycled Down Down Weight: 12g