20 pcs. Hydrogel foil for the tablet, self-healing for cutting with a plotter (29 cm x 22.5 cm)20 pcs. Self healing hydrogel foil for cutting with a plotter (29 cm x 22. 5 cm) Strong and durable hydrogel foil for the tablet. Thanks to the self regenerating properties, the foil will get rid of minor scratches on its surface, and the simple and thoughtful assembly method will ensure that its assembly will not cause problems even for laymen. The product is designed to protect tablet displays. Specification: Type of foil: hydrogel Dimensions: 29 cm