Features 1. **Height-Boosting Design**: Our insoles are specifically engineered to provide a comfortable lift, enhancing your height while ensuring stability and support for your feet during any activity. 2. **Premium Material Composition**: Made with 60% EVA for cushioning, 20% BK fabric for breathability, and 20% nylon plastic for durability, these insoles offer a perfect blend of comfort and support. 3. **Arch Support & Stability**: Designed to straighten and stabilize the arch of your foot, our insoles help reduce foot fatigue and improve overall posture, making them ideal for sports and daily wear. 4. **Shock Absorption Technology**: The insoles effectively reduce the impact of walking and running, providing a softer landing and promoting comfort during high-impact activities. 5. **Easy to Use & Non-Slip**: Simply place the insoles in your shoes for an instant upgrade. The non-slip design ensures they stay in place, providing reliable support throughout your day. Our insoles contain EVA 60%, BK fabric 20%, nylon plastic 20%. It can provide additional support to help straighten and stabilize the arch of the foot. The way to use it is simple: put the insole into the shoe and wear it. And can reduce the impact of walking, promote height growth.