Its anti-slip design on the bottom side to prevent baby slippage when they start to learn walking. Keeping warm is important with baby's health. These socks will strengthen baby's circulation and health. Lovely design, make your baby look more adorable. Features -Color: Assorted Color -Material: Combed cotton -XS Size: 8cm/3.14inch(Sock Sole Length); 0-6 months(Suitable Age) -S Size: 10cm/3.93inch(Sock Sole Length); 6-12 months(Suitable Age) - Size: 12cm/4.72inch(Sock Sole Length); 1-3 years old(Suitable Age) - Breathable and comfortable socks for your child to wear all day long, keep the insulated from the cold floor. - Prevent the toddler from slipping on the hardwood floors, tile floors, or smooth surfaces. - These baby boy and girl socks are super comfortable and designed to last through lots of wear and washes. - Great for those parents or grandparents who want to avoid their kids slipping and falling on tile, wood floors, etc. - Lovely and classic Christmas designs, including Santa Claus, Christmas tree, snowmen and reindeer. Package list: 5 x pairs of socks