2Pack Door Hanger: You will receive 2 different acrylic notice door Hanger signs in one set with sleeping do not disturb. Politely keeps unwanted disturbance out. Shows that you don't want to be disturbed at the sleep moment. Film Prevents Scratches: Their surface is covered with film. Tear off the film and you will receive 2 pieces of clear scratch-free acrylic notice door hanger sign. Easy To Use: It's dimension is 9.5x3.5 inches, 0.2 inches thick, Contour cut material hangs quickly and easily over your doorknob, which fits different door handles. Quality Materials: It is made of high-quality Acrylic material with waterproof printing, which is very clear. The thickness is also very suitable, and it is not easy to deform or break. Use Widely: This sign is usually placed in many places, can be used as napping sign, do not ring doorbell sign, door signs for night shift workers, nurses sleeping, do not disturb, do not disturb hanging sign.