Description: 【Cylinder Aquarium Heater Protective Cover】: Fish Tank Heater Guard is an essential accessory for your aquarium. It fits most heating rods and provides comprehensive protection, ensuring fish safety. 【Easy to Use】: This Detachable Heater Guard is easy to install and remove, making cleaning and maintenance a ease. and can be assembled at will according to the length of the heating rod, it comes with Suction Cups for a secure fit. 【Heat Resistant】: Our Aquarium Heater Protective Cover is made of high quality, heat resistant material, ensuring it can withstand the high temperatures of your heating rod. 【Safety】: The Heater Guard features a sleek design that blends seamlessly with fish tank decor, adding an extra layer of safety without compromising aesthetics. 【Aquarium Animal Protection】: With this Sleeve for Fish Tank Heating Rod, you can maintain optimal water temperature for your aquatic pets while ensuring their safety from potential burns. Size Chart: S: 43cmx4cmx3cm/16.93inchx1.57inchx1.18inch L: 47cmx4cmx3cm/18.50inchx1.57inchx1.18inch Package Includes: 1 Aquarium Heater Protective Cover Note: Please allow slightly errors due to manual measurement and different monitors.