FUN FOOTIES Little Boys' Black Sports Footed Pajamas Roomy cut. Please see size chart in product description These are one piece pajamas with long sleeves and footed feet These pajamas zip from the ankle to the neckline for quick and easy accessibility The footed feet have a non-slip sole, and the neckline and arm cuffs are trimmed with ribbed fabric Polar fleece fabric is machine washable, flame resistant, and is warm and comfortable to wear