Good packaging is essential for electronic products and this printable empty cardboard tubes package box we offer is ideal for your led bulb products, not only because the structure fits the shape of bulbs and is very protective, but also the design and look are splendid to attract the purchasing will of customers. The tube structure is made of 350g white cardboard folded into 1.5mm round plate, and compressed with 157g high density chrome paper. With CMYK printing, you can put whatever pattern and words on it, for example, the scene that the bulb is used and what the advantages can be – not only by alphabets, but also by direct images. Important information can be printed not only on the side, but also on the top and bottom as to enrich the contents. Anyway, if you are interested, please contact us and let us provide your custom tube boxes fitting the needs.