BED SUSPENDER 30 ft. (360 inches) Twin to King Mattress Connecting Strap/Twin Mattress Securing Bed Strap /Twin Bed Connector/ Quantity : Set of 1 per package with Long 30 ft Strap for holding together two XL twins to create a King bed. Quality : High Heavy Duty Quality and Strong Webbing Straps make for secure twin-to-king bed conversions Designs : With 2 Ways Adjustable , make you so easy to wrap this around the two mattresses. Purpose : Keep the mattresses from sliding apart when we came across this bed strap. Attaching two twin mattresses together to make a king size mattress. Dimension : Long 30 ft Strap for holding together two XL twins to create a King bed.