Fixings for the ironing cover and the traps have plastic washers that do not damage the fabric. Adjustable length allows for desired tension. Designed to hold the ironing board cover securely in place, ensuring a smooth, wrinkle-free surface for much better results. Suitable for ironing boards, seat covers, sofa covers, sheets, cribs, mattresses, blankets, quilts, tablecloths, etc. Sheet or cover ironing taut thanks to these 4 tensioners! Fitted with plastic-coated metal clips, they hold the ironing sheet or cover securely in place. Product Description Elastic Fitted Sheet Tensioner (Black, Pack of 4) Product Information: Material: Nylon Elastic + Metal Clips Color: Black Features: Multi-purpose: suitable for almost all types of carpets from bed sheets, mattresses, tablecloths, ironing board covers and other covers. Sturdy and durable: the + quality, ribbon in elastic nylon and plastic and metal clips. Practical: easy to use on any occasion. Integrated plastic clamping system does not damage the fabric. < p>The adjustable length allows the desired tension. Thanks to these straps, the cover or the sheet no longer move: no more creases. Contents of the packaging: 4 x Fitted Sheet Stretchers Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be some difference of color, the actual object received shall prevail.