These Outdoor String Lights are made of plastic material, which is not easy to be damaged while ensuring light transmittance. There is no need to worry about falling or collisions. Each bulb of Garden String Light works independently. Any bulb failure will not affect the normal operation of other bulbs. We provide two free bulbs for replacement at any time(Note: you need to turn off the power and wait for the bulb to return to normal temperature before operation.)Enjoy the Romantic Atmosphere - the LED string lights are suitable for indoor/outdoor lighting decoration. They can perfectly decorate&light up your balcony terrace, garden, porches, pergola, gazebo, deck, tent, city roof, umbrella, and bedroom, and are widely used on weddings, parties, Christmas decor, celebrations, camping, and many other occasions. Dakota Fields