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These tubes fit the Sierra Button Click pen kits and has a white enamel coating. Each package has 10 tubes. Due to shipping movement, some tubes may need the white coating touched up with a white paint. These tubes are 61.5mm long to fit the regular sierra button click The elegent sierra and elegant beauty sierra button clicks use 60.0mm long tubes, so you can use these tubes and trim them to length if needed for one of those kits.