Is your boy a race-car fan? He'll appreciate these cute pajamas. They're knit for cozy comfort in our breathable fabric blend: nylon for durability, cotton for soothing softness, rayon for silky smoothness, spandex for flexible stretch. Plus, they're embroidered with a retro race car for a trendy vintage effect. Luxe Fabric Blend Keeps Him Comfy All Night Long Mini-Ribbed Stitching Adds Extra Textural Richness Pullover Top Boasts Detailed Embroidered Race Car Pull-On Pajama Pants Have Pinch-Free Elastic Waist Should Fit Snugly; Not Treated with Chemical Flame Retardants; Keep Away from Fire