4 x 18 Brown Mailing Tubes With End Caps .080 Gauge 15/Case

• These 3-ply spiral wound mailing tubes are super durable, perfect for safeguarding sketches, blueprints, graphs, posters, and important documents.
• The plastic end caps have a friction fit, staying securely on during mailing. Their flat surface is great for writing notes.
• These rigid tubes resist folding and bending and can be reused. The sizes mentioned are the usable dimensions after inserting the end caps.

To use these mailing tubes, simply place your documents inside and put on the plastic end caps. Make sure they fit tightly to keep your items secure during mailing. When it comes to storage, keep them in a dry place to prevent any damage. You can reuse these tubes multiple times, just clean them out if needed. Avoid applying too much pressure on the tubes to prevent bending or folding. And remember, the listed sizes are for the space inside after the end caps are in place.