Button closure Machine Wash Materials: silk satin material,material soft and breathable Features: standard US Size and fashion design: Two-Piece comfort sleepwear pajama set featuring short sleeve button down dress shirt collar,Button-front shirt hits at hip,pocket with notch collar, which is classic.Drawstring Elastic Waist Pants,More comfortable Occasion:Women's Short Sleeve Silk Satin Pajamas Set, which is suitable for daily wearing and easy to match.Comfortable and suitable for lounging and sleeping,pajama party,girls day,bridal sleepwear,indoor, living room, bedroom, hotel, vocation, travel, and daily sleepwear. Best Experience:A pair of loose-fitting pants South and Southeast Asia nightclothes sleeping or lounging,a suit for sleeping as a gift for girlfriend,sister,wife and mother Washing Tips: Machine Washable, Hand Washed Suggestion.