Orders are scheduled to start shipping from Dec 15, 2025 Shell: 100% Silk Filling: 91% Tasar Silk, 9% Viscose Lining: 96% Polyester, 4% Elastane Chinese button How to Measure Yourself Shoulder: Measure from shoulder tip to shoulder tip across the back. Pit to Pit: Measure from one armpit to the other across the fullest part of your chest. Sleeve: Measure from the shoulder seam to the end of the sleeve. Back: Measure from the base of the neck to the bottom of the garment. Size Chart Size S M L XL XXL Shoulder (in/cm) 17.0" / 43.2 cm 18.0" / 45.7 cm 19.0" / 48.3 cm 20.0" / 50.8 cm 21.0" / 53.3 cm Pit to Pit (in/cm) 22.0" / 55.9 cm 23.0" / 58.4 cm 24.0" / 61.0 cm 25.0" / 63.5 cm 26.0" / 66.0 cm Sleeve (in/cm) 21.5" / 54.6 cm 22.0" / 55.9 cm 22.5" / 57.2 cm 23.0" / 58.4 cm 23.5" / 59.7 cm Back (in/cm) 28.3" / 71.9 cm 29.3" / 74.4 cm 30.3" / 76.9 cm 31.3" / 79.5 cm 32.3" / 82.0 cm