96% Cotton, 4% Spandex Elastic closure Soft Comfy: premium quality sleepwear set made for smooth soft hand feel and skin-friendly Raglan Sleeve Design: This pyjamas top combines fashion with practicality. The sleeves are longer, looser and more comfortable with less friction on the shoulders Invisible Side Pockets: roomy pockets on both sides will hold your phone and wallet well to facilitate your daily life Considerate No-Fly: the classic men's pajama bottom is perfect for lounging around the house - even when guests are present Stay-put Waistband: wide waistband with high elasticity leaves no mark on your skin, better fitting with appropriate comfort