4 x 36 Brown Mailing Tubes With End Caps .080 Gauge 15/Case

• These durable 3-ply spiral wound mailing tubes are perfect for safeguarding sketches, blueprints, graphs, posters, and important documents during transit.
• The plastic end caps fit snugly and stay on, and their flat surface is great for writing details.
• Rigid and reusable, these tubes resist folding and bending. The listed sizes are the usable space after inserting the end caps.

To use these mailing tubes, first place your documents inside carefully. Then, firmly press the plastic end caps onto the tube ends. When writing on the caps, use a pen or marker that won't smudge. Remember, these tubes are rigid, so don't try to force them into tight spaces. After use, you can clean the tubes with a dry cloth and reuse them for future mailings. Keep them in a dry place to maintain their quality.