1、Easy to use, with enhanced elasticity design, the bottom of the heater shell uses a shrinking rubber cord to close the lower edge, which makes the shell flexible and easy to cover the heater in a suitable size. 2、The protective effect is good, and it can effectively protect the heater of the courtyard or furniture from rain, dust, snow, frost, harmful ultraviolet rays, bird droppings, and leaf shedding. 3、Durable, made of Oxford 420D waterproof material, no chemical odor and wear resistance. It is easy to store and can be used for a long time. 4、Easy to clean, all you have to do is clean the dust or dirt on the yard heater cover with a damp cloth, and then dry it in the sun. Then save it for use when needed. 5、The courtyard heater sheath is used for waterproof and dustproof electric heaters, which can well protect the heater and extend its service life.