Available in S to 6XL. However, the size varies from manufacturer to manufacturer. Please refer to our size chart for specific measurements to achieve the right fit. Men's pyjama sets is made of 95% polyester, 5% spandex. The fabric is soft and comfortable, has good touch and elastic. Suitable for sleeping or using around the house. Our long sleeve pajama set for men features thoughtful design. The top features a pullover crew neck design. The pants are elasticated and have two side pockets. Easy to put on and take off. Our men's pyjama sets are beautifully patterned, classic in style and easy to care for.