Homaok Men's Lightweight Duable Short-Sleeve POLO Shirts 5% spandex 95% Cotton 5% Spandex Hand wash with cold water Recommended Collar: Turn down collar.Lightweight, breathable fabric, fits well with comfort.Perfect for Leisure wear or Daily Casual Wear. This kind of febric feels flat and smooth,not easy to be plicated Size available from XS-2XL.Color available from dark blue and light gray.