Ballerina slippers in Navy Silk Velvet with removable textured insoles that deliver a delicate foot massage, whilst strategically placed magnets work to aid pain relief and improve metabolism. • Silk Velvet Outer • Cotton velvet lining and insole • Ballerina style • Removable Magnetic, textured insoles • Lightweight • Non-slip, flexible sole • Available in 3 sizes • Fair Made • Soft, non-plastic, reusable packaging • Matching Hot Water Bottles & Make Up Bags are available. Medium: UK 5-6 EU 38-39 Perfect for relieving aching legs, for yoga or in the office. Using the principles of reflexology, these non-slip, super lightweight slippers were originally designed as an inflight slipper to aid circulation and prevent swelling. Remove the magnetic insoles to reveal a foot-pampering, super soft Velvet lining. Insoles can be used in other footwear if desired. Ideal for daily use and as a gift for Men and Women. Made exclusively for Holistic Silk- Established London 1999