The insoles are flexible enough to fit most closed shoe styles while providing support. Silicone foot covers let you remove your shoes discreetly without worry. Height enhancement provides a noticeable boost. The silicone high-insole design increases your height in a practical, convenient way. Fits a wide range of footwear. Suitable for most styles of shoes, including trainers and boots. A thoughtful gift for friends and family. Material and comfort. Made of silicone, the insoles help keep feet cool, dry and odor-free during strenuous activity, supporting comfortable, healthy feet and blister-free wear. Easy care and reuse. The insoles can be cleaned quickly and easily and support hand washing or machine washing. They air-dry naturally and can be used repeatedly without deforming. Usage scenarios - All-day wear in office or social settings with closed shoes, boosting height while remaining discreet. - Gym, running, or cardio sessions where moisture control and blister prevention are beneficial. - Travel or daily wear with boots or sneakers, providing added height and comfort on long days.