Queen size cots are a type of portable bed that can be easily set up and taken down for camping or other outdoor activities. They typically feature a sturdy frame made of metal or wood, and a fabric sleeping surface that can support a queen-sized mattress. Some queen size cots also come with additional features like built-in storage or mosquito netting. If you’re interested in purchasing a queen size cot, you can check online or visit outdoor and camping equipment stores to find a variety of options.