ULTIMATE PROTECTION: Helps to provide extra comfort and protection whilst preventing dust mites by adding a protective barrier to your mattress. DEEPER SLEEP: Sink into deeper sleep. Generously filled for endless comfort, helping you to sleep more deeply every night. EXTRA DEEP EASY FIT STRAPS: The elasticated straps fit securely to your mattress. Fits all mattress depths. HYPOALLERGENIC: Kind to skin and does not include any contents likely to cause allergies. MACHINE WASHABLE: Fully machine washable so you can keep enjoying fresh comfort.