VARIOUS SIZES & COLORS: SKiBeaut toddler socks is for 1-3 years old boys & girls. CREW LENGTH: The crew length design of the toddler socks keep the top of your kid’s ankle warm, the elastic ribbed cuffs prevent the toddler boy socks from falling off and will not leave marks on the skin.Joint seamlss toe suture does not grind feet, take care of the little one’s little feet.