Satin Button Down Short Sleeve Long Pants Pajama Set. Matching Couple PJs are made from a soft and long-lasting material. It has excellent elasticity for a perfect fit, skin friendly, breathable, comfortable, and soft wearing. Striped pattern in short sleeve shirt and pants, elastic waist, button down, comfortable and soft for daily nightwear. No matter the cozy bedtime, casual home relaxation, laze afternoon, or comfy bath, the soft and lightweight women's sleepwear can always accompany you. This soft pajama lounge set is perfect for slumber parties, pajama nights, or daily wear or as a holiday gift for Mother's Day, Holiday, or Birthday. Great for loungewear, nightwear, sleepwear, home bedroom, and daily wear. The pants have an elastic waist, making them convenient to take on/off. Suitable for home, leisure, or outdoor walks. Size Recommend: XS is for Weight 99-116 lbs; S is for Weight 117-132 lbs; M is for Weight 133-149 lbs; L is for Weight 150-165 lbs; If you want a more loose and comfortable size, please take one more larger size.