12pcs Adjustable Sheet Clamps, Elastic Sheet Clamps, Sheet Clamps with Metal Clips Fitted Sheet Holder WhiteSuitable for bed sheets, mattress protectors, tablecloth clips duvet covers, mattress protectors, bedding, also adjustable beds, hidden beds, etc.With the bed sheet stretchers, you will no longer have restless and uncomfortable sleep caused by annoying bed sheet shifting. And with the strong construction of these straps, your bed sheet will stay in place for a long time and always keep your bed looking good.Adjustable and elastic. Maximum extension: 155 cm. Easy to install and use.The clamping surfaces are covered on both sides with corrugated plastic plates so that the clamps hold securely without damaging the fabric.