Park Tool Vulcanising BMX Inner tube Patch Kit If you're fed up of buying and fitting new inner tubes then maybe it's time to save some money and invest in a patch kit. This patch kit includes everything you need to fix a BMX inner tube multiple times. One of the other benefits of fixing your own inner tubes is that you normally don't have to remove your wheel. This patch kit is suitable for repairing BMX inner tubes and well as almost all other bicycle inner tubes. Park Tool inner tube patch kit includes: 4x round patches (25mm diameter) 2x oval patches (25mm x 35mm) A tube of self vulcanising fluid to bond the patch to the inner tube Sandpaper for cleaning the inner tube prior to putting on the patch Instructions on how to apply the patches