High-quality material: The height-increasing rubber insoles are made of highly elastic silicone, offering good elasticity with ventilation holes at the bottom to help keep feet cool, dry, and odor-free during physical activity, ensuring foot comfort. Unique design: The insole is designed to be worn inside socks, providing a discreet height increase with moderate thickness for easy and comfortable wear. Reusable and convenient. Soft and shockproof: Made from soft silicone material that cushions the heel and provides effective shock absorption. Helps reduce foot discomfort, while the perforated design enhances breathability for added comfort. Washable: These insoles can be hand washed and air dried. Reusable and resistant to deformation. Versatile: Heel lift insoles are compatible with most shoes, boots, or socks. Suitable for various occasions such as interviews, dates, parties, or daily wear. Note: - Actual color may vary slightly due to lighting effects. - Allow 1-3 cm variation due to manual measurement. Material: Polyester, SEBS Size: As shown Length: 2.5 cm / 3.5 cm Package List: 1 pair x Height Increasing Insoles