Western Chief Spider Prey Light-Up Rain Boot (Toddler/Little Kid/Big Kid) 100% Synthetic Synthetic sole Shaft measures approximately 6.75" from arch Boot opening measures approximately 10.75" around Heel Height: 1" Origin: Imported Fit: This style is available in whole sizes only and tends to run large. For example, if you normally purchase a size 7 we recommend purchasing a size 6. Outsole: PVC Upper: PVC