The actual glass tube is smaller than the backing size. Material: Real glass tube with gas-filled, or real glass tube with gas-filled and acrylic printed. Quality: Bright & prettier colors and excellent quality. It’s workable in all countries! Easy to install: The acrylic backing or metal backing is with a chain. All you need is a nail. It will be suitable for wall, window and any indoors place you want display. Meanwhile, it is awesome gift and adorable present for family or friend! We are a factory specializing in genuine glass neon signs. You can customize the neon sign you like. Product size including backing size, Neon tube size are slightly smaller than the backing size for protection of the sign. 110v-240v (applicable to any country). People will first notice when approaching. It is suitable for any room, bar, club, men’s cave, entertainment room, store, apartment, dormitory, etc. All of our logos are real glass tube neon lights! They are truly hand blown, gas filled glass neon signs! The high-quality material of the glass tube determines that the glass neon sign maximizes the Factor of safety and durability. Our neon signs can be hung on walls or windows with chains and switches on the wires. Hang them up, plug them in, and display them anywhere you like. The colors are bright but not dazzling, and the appropriate brightness can create a comfortable atmosphere. We are making every effort to accurately describe all the products we sell and fulfill our utmost responsibility. Thank you very much for your trust. We will handle it to your satisfaction. If you still want this sign, the new replacement parts will be sent for free. We will also send an instruction to help you to easily replace it. We can custom neon sign. Please leave us your design or wording, and we will give back to you.