Insolia redistributes your weight away from the balls of your feet, reducing pressure and increasing ankle stability, allowing you to wear your heels comfortably all day long. Insolia is endorsed by the UK College of Podiatrists. Whether worn with jeans or a skirt, over the knee boots are a great way to tackle the temperamental British weather in style. Sharpen up an everyday style with these mid-heels, the latest catwalk style.,Item details: Heel Height for Ladies Size 4 Shoe:70mm,Style: Product Shape:Knee boots, Fit:Regular fit, Fastening:Side zip, Insolia®,Comes in sizes 3-8, including half sizes,Care and composition: Composition: Upper: TextilenLining and Sock: Textile & other materialsnOutsole: Other materials