Stable Triangle Construction: Compared with 2-way sheet fasteners, our 3-way triangle design sheet clips are more stable and effective. They pull the sheet tightly over the corners of the mattress and keep the sheet flat and tidy for a long time, no more worries about the sheet sliding, wrinkling or messy. Package includes: 4 x Bed Sheet Clips. High-quality Material: Our bed sheet straps are composed of high-quality elastic bands, strong anti-rust metal clips and built-in plastic clips, which are wear-resistant, sturdy and durable. The bed belt clip is specially designed with a built-in spacer that helps the clip hold the sheet tightly in place and prevents strong grip from damaging the sheet fabric. Adjustable Design: The 3-way strap with length adjustment buckle can be adjusted to a suitable length according to needs, can be stretched from 12cm to 41.5cm, any size sheets and bedspreads can be fixed on the mattress. The strap has strong elasticity and can bear a lot of tension and can fit snugly All sheets, and keep the corners of the sheets neat, no more messy or wrinkled, a good helper for bedding! Easy To Install: These bed sheet fasteners are easy to install, just fold the excess corners of the sheet, put the sheet into the clip, press the metal button to secure the sheet, it will firmly bite the extra edges and corners of the sheet, prevent the sheet Slips off corners all night long so your bed stays looking great. Widely Use: Our sheet holders are suitable for all types of bedding. The clips are suitable for sheets, mattress covers, sofa covers, tablecloths, cribs, benches, ironing boards or anything you want to secure, keep your sheets or tablecloths neat and not wrinkled.