Silk is sweat-absorbent and breathable, very skin-friendly. Breathability is better than cotton. Silk is a natural material that can maintain our skin. It is particularly good for the skin when worn for a long time The structure of silk protein in silk pajamas is 18 kinds of natural amino acids. These amino acids contain a tiny molecule called sleep factor which has the effect of stabilizing nerves and eliminating fatigue. It can effectively improve sleep, increase sleep depth, soothe the nerves and promote sleep and eliminate Fatigue during the day. notes: Due to manual measurement, please allow 1-3 cm error. Due to differences between different monitors, the pictures may not reflect the actual color of the item. Thanks! Delightful sexy nightwear with soft comfort and flattering coverage