The 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 every step and fit on the foot. This is a lace-up model. This is an ideal model for everyday use. When selecting a size, use the size chart.36-23,5/37-24/38-24,5/39-25,5/40-26/41-27 cm