Located on the northeast corner of Hempstead Turnpike and Conti Square Boulevard is Sleepy's The Mattress Professionals. This store sells a variety of mattress that range from a single-bed model to a mammoth California king. Sleepy's also sells the box springs for the mattresses, sheet sets and pillows. For more than 52 years, Sleepy's has been selling mattresses. There are currently 700 Sleepy's stores around the country.