Packing: 7 pairs Material: rubber Sturdy, highly durable, not easy to deform or break, long service life. Avoid scratching hardware or pliers when you use them, prevent being scratched by the pliers. Provides a good cushion to protect tile cutting pliers, glass pliers from scratching items. Easy to use: The rubber head has good ductility, please use a hair dryer to heat up the rubber head before use, when the rubber head becomes soft, just clamp it on the jaws. Suitable for tile cutting pliers, glass pliers. Please note: Suitable for tile cutting pliers, glass pliers jaws up to 25mm/0.98 inch wide.