The model is small in size, we recommend that you go up a size if you are in doubt.Comfy pre-walkers with double velcro closure for your toddler.- Wool lining- Tex membrane - Two velcro strapsWheats pre-walkers are lightweight, flexible and comfortable for your child to wear and are made to protect the tiny feet, when they go off on their first adventures. This shoe has a double velcro closure to make them easy to step into and are fully adjustable for the perfect fit. These pre-walker winter boots have a comfortable wool lining and a Tex membrane that is 100% breathable and waterproof, which is practical for the autumn and winter seasons, as this keeps the little feet both warm and dry. The boots are made with LWG certified leather that is breathable and sweat absorbent to ensure good comfort for your child. The material is very durable and gets a wonderful patina over time. As a lovely detail, the boots have suede details on the top of the upper and at the heel. It has a latex inlay sole covered with wool, which is why these boots are perfect as winter boots, as they are both supportive and warm. Latex is a natural product that is breathable and flexible with a trampoline effect for more comfortable steps. The outsole is made of rubber, which is very light and offers great traction and flexibility. It is designed to cover the toes to offer extra protection.It is normal in si