Product Category: Vest Applicable gender: neutral / male and female pattern: plain Fabric Name: Cotton Fabric composition: Chlorine-containing fiber (polychlorinated fiber) Fabric composition content: 100 (%) Lining Name: Cotton Lining Ingredients: Chlorine-containing fiber (polychlorinated fiber) Lining ingredient content: 80 (%) Applicable scenes: running, fitness equipment, cycling, snow and ice, fitness, extreme challenges Size: S, M, L, XL, XXL, XXXL, 4XL, 5XL 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 you buy the item, if you don't know how to choose size, please contact our customer service. 3.As you know, the different computers display colors differently, the color of the actual item may vary slightly from the following images. Firms the torso for a better posture Huge boost in general wellbeing! Can during any sport or activity Helps you slim down Function:With a comprehensive and improved double-sided bonding fabric, it is easy to achieve the effect of slimming and fat burning.