Quality materialPolyester fibers It is characterized by crease resistance, abrasion resistance and good dimensional stability. And with the sturdy construction of these straps, your bed sheet will stay in place for a long time and keep your bed looking great. You will never worry about dirty or wrinkled sheets. Practical DesignBed Sheet Stretcher Made from sturdy metal clips by having a strong grip, the clips bite into the fabric of the upholstery perfectly thanks to the plastic teeth . They're designed to snap firmly to linen and fabric without tearing or puncturing your bedding, and won't rust or stain beloved sheets. Easy to Use No tools required, just hold the mattress and tie the clip to the edge of the bed sheet and the length of the tape can be stretched as needed. Attach 2 clips to the corner of your Mattress and repeat this operation for the 4 corners. Fold up the suitable corner on the mattress and you will keep your bedding in place and keep your bed clean. Adjustable and elastic 4 adjustable sheet tensioners. From 22cm to 36cm. Our bed sheet straps come with strap clips on each end that attach securely to the bed sheet and are fully adjustable for all bed and sheet sizes. Area of useThe bed sheet tensioner bed sheet is ideal for bed sheet, mattress topper, sofa cover, ironing board cover, ironing board, tablecloth, car seat cover, etc., bring you a more comfortable life .