High-quality clip closure: The stainless steel clip is durable and rust-proof, and the internal plastic gasket can keep the fabric intact without damaging it. Package includes: 8 high-quality adjustable sheet holders, perfect for sofa covers, duvets, mattress protectors, sheets, camping, tablecloths, ironing skateboard covers and more. 【Adjustable Sheet Tightener】-The elastic sheet holder is adjustable from 35 cm to 100 cm, which can meet your different needs, such as: bed sheets, mattress covers, tablecloths, ironing board covers, blankets, etc. Let the sheets stay in place all night long. Easy to install and use: No tools needed, just hold the mattress and attach the clips to the edge of the sheet. 【RISK-FREE PURCHASE GUARANTEE】 - If there are any problems with our products or they do not meet your expectations, you can ask for a refund or get new items immediately.