Product information: Function: keep warm and generate heat Collar: Round neck Color: Dark green Length: Short Material composition: other materials 100% Size Information: Size: S/M/L/XL Size：cm Lenght Bust Sleeve S 48 76 19 M 49 80 20 L 50 84 21 XL 51 88 22 Note: 1. Asian sizes are 1 to 2 sizes smaller than European and American people. Choose the larger size if your size between two sizes. Please allow 2-3cm differences due to manual measurement. 2. Please check the size chart carefully before