Stop mattress shifting: avert your mattress from sliding with these 4 stabilizers; they lock the mattress firmly into place, ensuring a steady, restful sleep; sturdy metal design: crafted from high-end metal with an anti-corrosion finish, these offer excellent strength and are built to last; simple setup: these mattress retainers are quick to install with provided screws; once mounted, they ensure stability and avert movement; ideal size: measuring 10.4 in by 3.3 in, these mattress holders fit most mattresses from 4 to 12 inches thick; designed with rounded edges for safe installation; broad application: these mattress stabilizers are for various bed types, including adjustable, platform, and tatami beds; also great for rvs to keep your mattress secure during travel

What's in the box
4 x Mattress Encasements