Product brand: - DEM*O Thickness index: Sheer, light, medium, slightly thick Product model number: - 1496 Fit index: Tight-fitting Slim fit, regular fit, loose fit Available colors: - Black. Elasticity index: No elasticity, slight elasticity, high elasticity, super elasticity Product fabric: - Polyester fiber. Softness index: Slightly soft, very soft, somewhat firm Size selection: - S, M Length index: Short, Medium, Medium-long, Extra-long -Size--Chest circumference--Shoulder-sleeve length--Clothing length- -S-12869103 -M-13270104 Note: Measurements are taken on a flat surface, and due to random manual measurements or different measuring methods, there may be an error of about 2-3CM. Please understand