Will The Milano sheets only fit on a Legend Sleep mattress? You don't need a Legend Sleep mattress to enjoy our handcrafted Italian sheet set. Any mattress up to 14 inches high will work. Was this article helpful? 3 out of 3 found this helpful Can't find what you are looking for? firstname.lastname@example.org Chat With Us 801.919.8292 Related articles What are the sheets made of? Are your sheets Oeko-Tex certified?