Running shoes with zero drop are designed with a special feature: the rear and forefoot are at the same level, creating a "zero drop" from heel to toe. This design stands in stark contrast with conventional running shoes, which often have a significant heel-to-toe drop, typically ranging from eight to twelve millimeters. https://www.articleted.com/article/942015/275628/What-are-the-benefits-of-Zero-Drop-running-shoes-