Office Depot® Brand Kraft Adjustable Tubes 3 1/4" x 24 - 44", Case of 25

3 1/4" x 24 - 44" Kraft Adjustable Tubes. Easily adjust the tube's length to ship or store heavy objects. Thick and durable tubes are perfect for heavy-duty objects like industrial parts and metals rods. End caps are pre-attached - tubes load and seal from the middle.