Bed Sheet Clamps Elastic Adjustable Triangle Suspenders Clip Straps for Bed Sheets Mattress Cover Sofa Cushion Sheet Clamps: Made of high quality nylon and metal clips, elastic fit for most fitted sheets and flat sheets. These sheet suspenders keep your sheets from readjusting and keep them in place all the time. And they never damage your sheets Durable Sheet Clips: Wider elastic provides a stable and stronger grip for heavy-duty use. Metal clips can hold the bed sheet firmly. High elastic sheet suspenders provide a stable and strong grip for your sheets Adjustable corner holder: The sheet holder is adjustable, allowing you to find the desired tension and keep your sheets tidy all day Easy to Operate: Several easy steps to install and it can hold your sheets firmly, prevent your fitted sheets from slipping out of the corners. Fits Any Size Bedsheet from Single to King What's in the box 4 x Bed Sheet Clips