1 10 yard 58g cashmere filled down jacket has poor thermal insulation effect. The amount of down filling is the total gram weight of down filled in down jacket, which directly affects the warmth of down jacket. Generally speaking, the standard filling amount of a short down jacket should be above130g to keep warm in cold winter. If the cashmere content of down jacket is low, the quality of down jacket will be affected, and the warm-keeping effect will not be very good. Therefore, down jackets with less cashmere and low cashmere may not provide enough warmth. It is suggested that when buying down jackets, check the labels of down jackets to find out their cashmere content and cashmere content, so as to ensure the purchase of suitable down jackets.