It's 100% Polyester.
The product on the mannequin is size L/42/14.The Model's Measurements: Height: 189cm(6'2'') Bust: 91cm(35in) Waist: 78cm(30in) Hips: 95cm(37in); Regular Fit: Comfortable, not wrap-around. Trendyol Black Men's Regular/Regular Cut Technical Fabric Hooded Sleeveless T-Shirt-One-Shirt In concept shots, the colors may vary due to the difference in light.