How does the topper attach to my mattress? June 21, 2019 09:35 Updated Follow We've included a non-slip base and four elastic straps to secure it nice and tight to your mattress. Related articles What sheets can I use with the topper? What's inside the topper, are there different layers like the mattress? Can I use the topper on any mattress? Do I need to use a duvet cover? How do I care for my topper? Can I store it away when I'm not using it?