Silicone cover for V6 PT100 Hot End. These cases will keep your nozzle clean and free of burnt on blackened plastic. These also offer a huge boost in temperature stability, particularly if you use high airflow cooling around the nozzle to cool the print. Made of a heat-resistant, non-stick silicone material, rather than molten plastic. This really helps with sticky materials like Co-Polyesters and filled materials that like to build up on nozzles. Color: white Material: Silica gel Length: 23 mm Width: 16 mm Height: 11.5 mm Fit: For V6 PT100 Aluminum Block Package Included: 1 x Silicone Case (Aluminum Block Not Included) Only the above package content, other products are not included. Note: Light shooting 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.