Classic Big Star sneakers will keep you comfortable all day long. Thanks to the material uppers, the shoes are light and airy. The shoes have an insert made of durable material. The rubber sole is quite flexible and non-slip. These shoes perfectly cushion each step and fit the foot. It is a lace-up model. This is the perfect model for everyday use. When choosing a size, please use the size chart. 36-23,5/37-24/38-24,5/39-25,5/40-26/41-27cm