Shichi-Go-San Zori (Japanese sandals) Heel Stoppers Koroband (heel strap) - White Set for 5-year-olds and 3-year-olds. Tried them on indoors once, but the child didn't want to wear them, so they were never used. Please check carefully as the lengths for the 5-year-old and 3-year-old sizes are different. Perfect for siblings, etc.