A spring mattress designed with technology. MSI (Motion Separation Index) technology stabilizes the entire mattress so that the weight shifted from one side does not disturb the other. Pocket springs ensure added comfort, while sidewalls provide support against sag. The high GSM fabric adds a nice softness to the soft overall comfort. Kurlopedic technology keeps the mattress cool and free from dust mites and harmful bacteria. It comes with an incredible seven-year support warranty. Enjoy Kurl-on, enjoy a deep sleep.