2 In 1 Contrast Check Skinny-Fit Knitted T-ShirtsFabric Knit fabric body: 52% Polyester 25% Acrylic 16% Polyamide 4% Wool 3% Silk Knit fabric (bottomcollar) 48% Polyester 27% Acrylic 18% Polyamide 5% Wool 2% Silk Woven fabric Part: 75% Cotton 22% Polyamide 3% Elastane Thickness Medium Stretch Fabric Slight Stretch Tips : Washing at lower temperatures and using delicate spin cycles are gentler on garments, helping to preserve their color, shape, and structure. Do not bleach or use whitening agents.