I bought these this year and wore them about three times before my child outgrew them. I think they're in good condition, but they are used, so please refrain from purchasing if you are concerned about minor details. There is a small stain as shown in the third picture. Size: 17.0 Product Description: "Digitize" shoes that make you want to walk and walk! These are super-sensory smart shoes that combine digital and physical! "I'm worried about my child's physical strength," "How long will the habit of being carried last?" Digitize supports those anxieties. By inserting the dedicated sensor into the shoes and connecting it to a smartphone, you can manage daily step records with the linked app, and promote the development of your child's motor skills while having fun exercising with games! The linked app has many features that will make your child want to walk and walk on their own! These shoes will make everyday walks and playing in the park even more fun. [Features] The opening is wide and easy to put on & designed so they can be put on by themselves! Uses a three-dimensional cup insole to prevent the foot from slipping inside the shoe. Lightweight sole for easy foot movement♪ *Available sizes: Kids ・Material: Synthetic fiber/Synthetic leather ・Outsole: Synthetic sole Dedicated sensor sold separately. I have disposed of the box, so I will wrap them in bubble wrap and ship them in a bag. Thank you.