This Sleep On It little and big boys' 2-piece pajama set brings a cozy and reassuring feel that is perfect for comfortable nights. It includes a crew neck, short-sleeve top and matching shorts with a full elastic waist, designed with flame-resistant fabric for added safety. Pair it with soft slippers or a light robe for a relaxed bedtime routine. Fabric and fit are important safety considerations for children’s sleepwear. Sleepwear should be flame resistant or snug-fitting to meet U.S. Consumer Product Safety Commission sleepwear requirements.