The Foam is ideal for filling gaps in brick, concrete, stone and plaster, around pipe and duct work, and spaces around window and door frames. High Quality Construction - and with a high-strength Metal body, it is to handle when in use. Easy Operation - Screw the can onto the adapter, Slightly loosen the adjustment screw the foam is ready to use. Foam Control - This foam has a -control mechanism that dispenses beads from 1/8 inches to 3 inches (0.3 cm to 7.2 cm). You appreciate its beads control, its and the maximum yield with a minimum of waste that provides this tool. Additional Accessories - 4 included plastic tip attachments for further customization and reach. The included conical nozzle is suitable for use in narrow and small areas. The supplied long tube nozzle is suitable for filling deep holes or crevices. Color: Silver & Black Material: Metal+Plastic Package Contents: 2 set x Foam Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.