Stonz Three Season Stay-On Baby Booties, Use on Bare Feet Shoes, for Mild Cold Snow Weather (Unisex Infant/Toddler) Small: 0-6 mon, Medium: 6-12 mon, Large: 1-2yrs, XLarge: 2-2.5yrs Small has a soft sole. M, L, and XL have a waterproof natural rubber sole. THE BEST BOOTIES for new walkers with little feet that can't fit into big kids boots, but still need protection. Also perfect for babies in backpack carriers, soft carriers and strollers. FIND OUT WHY STARS like Jennifer Garner, Ben Affleck and Halle Berry dress their babies in our wonderful baby booties! THE MOST VERSATILE BOOTIES on the market because they can be worn in fall, winter and spring - just layer up or down. Best part is they can be worn barefoot, with socks or over almost any shoe that a child may be wearing. No other bootie offers so much! THEY WORK - Cold and wind resistant, with a 600D nylon upper with fleece lining and rubberized non-slip soles. WHY THESE OVER CHEAPER OPTIONS? Easy, you get what you pay for. These booties are stylish, rugged yet soft for developing feet, safety tested, super versatile and will last a long time! Pass them on to the second/third child or give them to friends. Designed in Canada where they know how to keep warm!