Elastoplast Corn Plaster Elastoplast Corn Plaster provides immediate pain & pressure relief from painful corns. The soft, integrated felt ring cushions the affected area while the contained Salicylic acid softens the corn to help make removal easier. Elastoplast Corn Plaster contains 8 medicated corn plasters, each 6.8x 1.9cm in size. Dermatologically Approved Based on dermatological study the product is confirmed to be skin friendly, skin compatible & has a good skin tolerability.