We've married the traditional bump card to the shape of our popular Diamond Tip to create the Rebel Squeegee, this versatile hybrid squeegee tool works harder for you. That's because Rebel is both a great applicator and a great trim guide for flat glass. The unique diagonal shape of Rebel lets you get into corners with ease plus you get all the features of a traditional bump cards, including parallel grip ridges and the firmness you need to bump edges.