For summer festivals, Bon dances, and various events. These lanterns are made of durable polyethylene. When folded, it becomes a breeze and can be stacked for storage. Since this lantern is a plastic fire retardant, it may burn if the temperature rises too much, so please be sure to follow the following matters. (1) It is dangerous to use the candles on the inside of the lantern. (2) Please use a bulb less than 20 watt when you put the bulb inside the lantern. The wire portion of the lantern handle is still cut and the tip is still cut, so please handle with care as it may damage your fingers.