Two pairs in packaging?? health protection with silicon material?? non-toxic</br>Hollow cylinder design?? 360??with no blind angle buffer before and after?? automatic adjustment of space??helps shoes fit better</br>Ultra elastic?? skin touch?? prevent friction and blisters of heel?? breathable and perspiration</br>Preferably using back glue?? strong adhesion</br>Make in China</br></br>Product Description</br></br>Pedag STOP Unisex Heel Pad Grips: Stop padded grips keep your heels from slipping out of your shoes. Stop helps prevent blisters caused by abrasion when the back of your shoes are too loose. Stop helps shoes fit better. Stop is made of durable silica gel?? comfortable soft padding and a strong self-adhesive grip. You know you like Stop?? so save a little with this pack of 2 pair. Dimensions are approximate +/- 2mm: Width: 2.3cm in center and 3.6cm on the sides. Length: center length is 9cm. Padded ridge is approximately 3.5 millimeters thick</br><br/>http://www.amazon.com/gp/product/B06WVFZWW1