Old Leza trainers by NATURAL WORLD® Natural World® is a deeply environmentally conscious brand. It respects the environment by using ecologically-grown materials free from substances that are harmful to your health. The brand uses 100% ecological materials to produce its materials: cotton, natural rubber, and even recycled cardboard for its boxes! Inspired by the classic children\'s trainers, these Old Leza trainers come in an assortment of colours to offer a more contemporary look. The result of a perfect balance between quality, comfort, environmental awareness, and fashion. Designed using 100% ecological materials, they combine well-being, breathability and sustainability. Essential for everyday comfort and style, they adapt to every taste and look. Material content Upper: 100% organic cotton, aged look Insole: 100% organic cotton Sole in non-slip, flexible and durable recycled natural rubber Plus points of these Old Leza trainers by Natural World® 100% ecological materials, respect for the planet and for your well-being No harmful substances have been used to manufacture these trainers With 2 touch fastening straps so they are easier to put on and for a perfect fit Rigid back stiffener for good foot support Label with logo on the side + brand on the sole Non-slip soles MORE INFORMATION Once the collection is on the market, the extra materials used during the cutting process are sent to a textile recycling factory to be and added to organic cotton Scraps from the natural rubber used to make the soles are ground and reused. Approximately 30% of this recycled natural rubber is added to new natural rubber Wash these trainers in cold water, 30º maximum, and leave to dry in the open air As natural pigments are used to dye these trainers, we recommend washing them separately We recommend checking your child’s shoe size regularly using a foot gauge