3 x 42 Brown Mailing Tubes With End Caps .070 Gauge 24/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 firmly in place during mailing. Their flat surface is great for writing notes.
• These rigid tubes resist folding and bending and can be reused. The sizes listed are the usable dimensions after inserting the end caps.

Using these mailing tubes is easy. First, insert your sketches, blueprints, or other items into the tube. Then, simply press the plastic end caps onto the tube ends - they'll stay on because of the friction fit. When writing on the end caps, you can use a regular pen or marker. These tubes are quite durable and can resist folding and bending, but try not to put too much pressure on them. After use, if the tubes are still in good condition, you can reuse them. Just make sure to clean them out if there's any debris inside. Keep them in a dry place to maintain their quality.