12 Tubes of Evo-Stik Strong Stuff Sealant and Adhesive All In One. A super strength adhesive, sealant and gap filler. Suitable for use on wood, MDF, plaster, brick, tiles, ceramics, plastics, PVC, concrete, metal, stone, glass and mirrors. Because Strong Stuff Sealant and Adhesive is an adhesive and filler, you do not need to use a separate filler when bonding to uneven surfaces. Simply fill any cracks or gaps by adding a little extra Strong Stuff Sealant and Adhesive. To use apply one of the surfacesand press together. Dries off white. Can be painted once dried. Suitable for interior and exterior use. C20 cartridge 290ml (skeleton / cartridge gun required to dispense and apply product - not included).