Size and weight capacity are crucial factors to consider when purchasing a hammock with a stand. If you intend to use it with a partner, make sure to check the weight capacity and ensure it can accommodate your combined weight. It's generally a good idea to choose a hammock with a weight capacity that exceeds your needs by at least 50 lbs to ensure sufficient support. Additionally, pay attention to the product dimensions to ensure the hammock is long and wide enough to accommodate your body comfortably.