Adjustable LengthAllows you to stretch your sheets as you like, Each side adjustable from 100cm to 300cm., for different families needs. Triangular designTriple protection to keep your sheets taut every day, which avoids any slipping of the elastic, without having to readjust them every night. Durable and StrongerThis bed corner brackets sheet triangle tie is made of elastic straps quality, metal clips and an integrated plastic clamping system. The fitted sheet tensioner allows you to easily put on and keep the sheet corners in place. Easy to Use bed sheet clips are very easy to use thanks to its human design. You can easily put it on your bad sheets in seconds without any tools, controlling the corners in place. Many UsesThis bed sheet Versatile bed closure works perfectly with adjustable bed sheet attachment, garter holder