Dr. Shoe - Wolky's shoe expert - tells you everything you need to know about Wolky shoes. In today's video, she'll tell you all about the Lounge. These sporty lace-up boots are ideal for long walks. The boots have a special sole which consists of two components. The black midsole is made of PU, making the shoe very light and comfortable. And the tread is made of TR, which means cushioning and wear-resistant. Dr. Shoe will tell you all about it!