About this item Good Material: Our Comfort Insoles made of Durable and soft PPC. Featured air cushion function makes them comfortable to wear. Cut to the size you wantHeight increase insoles for men and women on UK size 4-9.5. adjustable Heel-- 3cm /5cm/ 7cm/ 9 cm depending on shoe type. They can be trimmed to fit your shoes and you can tailor them to your own size to make your feet fit perfectly. These height increasing insoles will increase your height by up to 9cm or 3.6" instantly and secretly. Insert into any of your existing sports formal or casual shoes and look tallermore eye-catching. Increase Height : Brings you invisible heightening which is the simplest and most effective way to increase leg length. These are specially designed to wrap around the shape of your foot heel and arch making them incredibly comfortable.