It's 16 cm. There's a little wear and tear, but I think it can still be used♡ Please only purchase if you understand that this is a used item. It will be packed compactly and shipped in simple packaging. Adidas baby shoes made of mesh material, with Velcro straps for easy on and off. - Brand: Adidas - Color: Black/Gray - Design: Mesh material - Features: Velcro straps Thank you for looking.