1. Attach the metal clips on one strap to a corner of the sheets.;2. Loosen the strap properly and attach the other end to the sheets.;3. Adjust the total length through the loop as needed.;4. Repeat the above steps on the other strap.Specifications:Color: WhiteLength: 80-260 cm (31 \"-102 \")Item weight: 110 gMaterialElastic nylon fabric belt and metal clips;DescriptionA sheet fastener is designed to prevent your sheet from falling off and make your life easier and more enjoyable! √ Premium quality: Made with durable metal fasteners and white nylon elastic, does not damage the fabric, which will firmly attach your sheets and will not break easily, the fasteners will last a long time.√ Wide use: Professional adjustable design to fit all types of sheets, adjustable beds, folding beds, cribs, sofa, table, couch.√ ADJUSTABLE ELASTIC STRAPS: Wider elastic provides a stable, stronger grip for tough jobs; Easy to put on and keeps the corners in place! System to secure perfect sheets and mattress covers.√ Built-in plastic buckle system to protect the fabric.Installation procedure