Tires are meant to hold air — not dust and debris. This is precisely why valve stem caps are so important. Though small, these caps are definitely mighty. On every tire, there’s a small protrusion which lets air in and out. However, if it isn’t properly capped, tons of other pesky material can make its way into the tires. From water particles to ambient dust, when anything that isn’t air gets inside, it causes premature wear and tear. By placing the best valve stem caps on your tires, you get thorough protection against deflation and particulate. Naturally, since so many things have tires, there’s plenty of choice. To help you find the best valve stem caps available, we’ve curated a list of the top options. Let’s take a look.