Make a list of the specific characteristics of the feather bed you are going to be shopping for. In order for the feather bed to fit your mattress, you need to know the size of your bed. Decide whether you want a feather bed to be made of real feathers or synthetic down. Finally, establish a price range. Know how much you are willing to spend for a good night's sleep.
Search for feather beds online. Shopping online has the benefit of letting you easily compare the models and prices between a variety of stores. Often, websites allow customers to leave reviews. While it's important to take such opinions with a grain of salt, customer reviews can be very helpful when learning about products such as feather beds.
Head to a housewares store to search for feather beds in the flesh. It can be helpful to jot down the names of potential feather bed contenders from an online search to keep your store search more directed. While at the store, ask the sales person for help; he may offer very good advice. Going to the store and seeing the product before you buy it allows you to have a better idea about, and maybe even try out, the feather bed before you purchase it.