Made of Cotton Blend Fabric: The fabric of this set is soft and the shirt is stretchy, while the pants are lightweight and not too heavy Details: The pajama bottoms include an elastic waistband and adjustable drawstring for a better fit Material: The jersey knit long sleeve is 60% cotton, 40% polyester while the woven pants are 55% cotton, 45% polyester Style: The long sleeve is your classic and casual henley shirt that matches perfectly with the plaid open bottom pants Gift: This lounge set would make a great gift for your teen son, boyfriend, husband, or grandpa for Father's Day split This is a great, casual pajama set that any man would love. The fabric is soft and the shirt is stretchy, while the pants are lightweight and not too heavy. The pajama bottoms include an elastic waistband and adjustable drawstring for a better fit. The jersey knit long sleeve is 60% cotton, 40% polyester while the woven pants are 55% cotton, 45% polyester. The long sleeve is your classic, casual henley style shirt that matches perfectly with the plaid open bottom pants. This lounge set would make a great gift for your teen son, boyfriend, husband, or grandpa for Father's Day. You can't go wrong with this classic set.