Bogs Kid's Classic Mid Mossy Oak New Breakup Boot (Toddler), , 8 M US Toddler 100% Neoprene and synthetic Imported Rubber sole Shaft measures approximately 6.5" from arch Boot opening measures approximately 9.5" around Fit: This style is available in whole sizes only and tends to run small. If you normally order a 1/2 size it is recommended that you order the next full size up.