Ready Made Fitted Mattress Covers Elasticized Fitted Mattress Slipcover works similar to fitted sheet, but in a heavier, upholstery weight fabric, covering top, the sides and partially bottom of mattress.  Works on mattresses from 6 to 10 inches thick. Available in standard Twin, Full, and Queen mattress bed sizes.  These Mattress covers are also ideal for Futons.  No more struggling with a zippered futon cover...Easy on and Easy off.  All of our Fitted Mattress covers are made of upholstery grade, machine washable fabrics for easy care.  Its as easy as 1-2-3 to apply, remove and care for these wonderful fitted mattress and futon slip covers.