Shoe sizes and foot sizes differ greatly! The foot needs adequate room inside the shoe for comfort and performance. The Brannock® Device foot-measurer is designed to indicate the correct shoe size that will allow enough room for comfort. Use these shoe sizers to eliminate the guesswork and save time helping your customer decide what size shoe they need. All Brannock® Device Shoe Sizers are in stock and available for immediate shipment on all orders received before 3pm.