Toweter 3-Way Adjustable Elastic Under Mattress Bed/Fitted Sheet Fastener,Crisscross Bed Sheet Straps Suspenders,Slipcover Fastener(Black) 3-way long straps with metal clips. 1.5 meter long multi-functional.Every side adjustable from 14" to 48" (36cm to 120cm). One size fits all stretchable elastic. (Fits oversized mattresses). Holds tightly in place, bed sheets, mattress pads, tablecloths, ironing board covers,slipcovers and more. Fit use for hide-a-beds, adjustable beds, inclining beds, baby's cribs,sofa and more.