Features： *High Quality Material: The product is made of high quality material, wear resistant and durable, not easy to break, can use for a long time. *Wide Applications: These plastic caulking nozzle heads are used for the installation of doors and window; as well as for routine maintenance such as repair of voids, crevices, wall tiles, floor tiles, floors. *Easy to Use: The caulk nozzle is threaded to screw onto the pipe and has a small opening at the end. Replacing nozzles is easier. *Universal Size: These caulk extension nozzles are fit standard pipes,and universal tip size. *Lid Design: Can prevent airs getting in, increases the life of remaining silicone, reduces waste. Notice: *Actual color may be slightly different from the image due to differentlight effect *Please allow 1-3cm deviation due to manual measurement Description: Size: Main Body: 104mm Lid: 42mm Package List: 8pcs x Caulk Extender Nozzle