Godsen Men's Thermal Long-Sleeve Pajama Slee Set 95% cotton 5% spandex Jestey180g/m2 Water temperature does not exceed 30 , not chlorine bleaching, ironing highest temperature 110 , not dry, not wring, hang dry Comfort, quality, personality, sexy Shrinkage Controlled Comfortable rib knit cuffs stretch to keep their shape Soft, waffle knit thermal cotton-rich fabric gives you comfortable warmth. Perfect to wear in winter to keep you warm