27 DESIGNS AND TOTAL 495 PCS LIGHT SWITCH LABELS STICKERS. ?We have included commonly used switch stickers in each set, which is enough to meet your needs. ?Allows you to identify what each switch does in your home or office. ?The simple design of our labels goes perfectly with any setting such as home, school, office building, etc. so that one can identify the right switch fast and easily when needed. EASY TO CLEAN AND INSTALL: When installing, wipe off the dust first, aim at the paste position you want, and press for a while to complete the paste. When removing, simply use a damp cloth and a small amount of soap to clean. Great for the elderly, children, renters, and so on. Most importantly these labels make it easy for your family, friends, and employees to navigate their surroundings without guessing switches. They will be able to easily identify each switch in a new home. How do I apply them? ?Clean away dirt, dust, and oils from your light switch plate ? Just Peel and Stick - above or below the switch