These Sonic The Hedgehog pajama sets are officially licensed made of a soft, flame-resistant polyester that will keep your child comfortable throughout the day and night. The set comes with a top and comfy bottoms. The top features a pretty awesome design of a Sonic character on the left side with the saying Let's Roll! and allover rings and character pose patterns on the rest of the shirt, including the back, collar, and sleeves. The top is a button-up long sleeve with contrasting yellow piping on the round-corner collar, placket, and wrists. The pants feature an allover matching pattern with a stretchy waistband for a comfortable fit, wide-leg openings, and yellow piping at the ankle. The pajamas are made of a fleecy soft 100% polyester fabric that is sure to have your child lounging about in them all day!