long sleeve onesies brand one piece underwear with mitten cuffs are especially made for babies, made of 100%% percent cotton for comfort and softness, lap shoulder neckline for ease of dressing, hems are double stitched to keep smooth after excessive washings and have a snap closure for ease of changing baby's diaper, the built-in mitten cuffs on sleeves help to prevent baby from scratching face, great item for layering to keep your little one cozy warm, 3 pack solid white in sizes and 0-3 months, machine wash and dry, great item for gift giving