All charms are made of light and soft PVC, safe and non-toxic, waterproof and wear-resistant. To install the charm, please hold it and insert it from 45 degree angle. To take it off, reach into holes of shoes, use your fingers to push the bottom of the clog charm slightly till it comes out. Decorate your shoes to make them more beautiful. Over 20000pcs, the price is based on door to door sea shipment + express.