Upgrade your shoe comfort with these invisible height increasing heel pads. Made of high-quality silicone, they are durable, soft, and breathable. The upgraded hollow-out design offers enhanced breathability and flexibility. Suitable for various shoe types, they provide excellent cushioning, stability, and minimize fatigue. Washable and reusable, these pads are perfect for adults seeking comfort and style. Available in 2cm, 3cm, and 4cm sizes. Features 1. We have upgraded the bottom hollow-out design, which is more breathable, comfortable and not easily deformed 2. High quality silicone material: durable and comfortable, with super elasticity, more soft, comfortable, breathable and no smell. 3. Wide application: suitable for high-heeled shoes, leather shoes, flat shoes, high-heeled shoes, boots and other shoes. One size fits most adults, male and female. 4. Comfort: Concealed heightening sole provides excellent cushioning, enhances stability and minimizes daily fatigue and discomfort. 5. Made of durable silicone which makes this product washable and reusable time after time with no deformation Specification Color: White Material: Silicone Size: 2cm, 3cm, 4cm (Optional) Package Includes: 2 x Heightening Insole