Mailing Tubes, poster tubes, and shipping tubes are the most popular choice for general-purpose mail. Open-ended and snap-in seal mail tubes are ideal for sending posters, artwork, and plans, as they are strong and lightweight. It helps to keep transportation costs low. Special Mail Tubes can be made in various diameters and any length and thickness.
| İç Çap (A) | Boy (B) | Kalınlık (C) | Tolerans |
| 100 - 295 mm | 10 - 500 mm | 3 - 10 mm | +/-5% |
