100% hand-made and 10 years experience workers. Real glass tube, Gas-filled. Frame Size: 19″×15″ (neon tube size is a little smaller than that, depended on the shape). Power: 110v for US and Canada, 220-240 for European countries We’ll provide power supply according to your country. We guarantee the safe arrival of the neon signs. If you are satisfied with the item, please leave us a good feedback.