Livie & Luca Flint Baby Shoe 100% Leather Rubber sole Buttery-soft leather exterior Easy velcro closure for a just-right fit Sole made of tan suede and black recycled rubber tread circles US Size 0-6 months = 10.7 cm, US Size 6-12 months = 11.7 cm, US Size 12-18 months = 12.9 cm, US Size 18-24 months = 13.9 cm