navasilk Men's Shirt Long Sleeve Thai Silk (XL, Black) 100% Polyester Care instructions: can be machine washed in cold water. Iron on the reverse side of the shirt while still slightly damp. Hang to dry. Brand New & Never Worn. Soft & Silky Smooth to the Touch. Shirt always changes color depending on the light. Please check the size chart carefully. Ship from THAILAND by Register service.