<b>Skophy Professional 3d printer parts Heater Block Silicone Cover helps to keep hotend temperatures from fluctuating and therefore improving print quality.</b><br><br>Material:Silicone<br>Color: Black<br>Item Weight: 2g<br>Item Size: 22 x 22 x 15mm/ 0.66 * 0.66 * 0.6in (approx.)<br><br><b>Package List:</b><br>3 x Silicone Cover<br>3 x Extruder Nozzle 0.4mm