Metex Silicone Block shapes and smooths your bathroom silicone sealant like a pro, producing consistently neat 6mm & 8mm silicone beads with just a few swipes. Removes bead dents and finishes corners neatly. It also works in tight areas, behind taps and in corners, and is easy to use for both DIY and tradespeople. Ideal for sealing shower trays, bathtubs and sinks.