Bed sheets fasteners: made of high-quality nylon + metal clips, high elasticity suitable for most bed sheets and flat sheets. These sheet straps can hold your sheets without re-adjustment and always hold them in place. Never damage your sheets. Heavy-duty clip-loose and tight straps provide stability and stronger grip for heavy-duty applications. Metal clips hold your sheets firmly in place. The high elasticity sheet tensioner provides a stable and firm fixation for your sheets. Adjustable Angle Bracket-The bed sheet bracket is adjustable, allowing you to find the tension you need and keep the bed sheet tidy all day long. Easy to use-just a few simple steps to securely install and secure the bed sheet to prevent it from slipping off the corners. Product Sheet straps are the perfect choice. -Easy to wear. -Fold the sheets firmly. -Keep the sheets neat and tidy. -Don't worry about messy/wrinkled sheets. Specification: Material: nylon + metal clip Color: black Width: 2.5 cm. Length: adjustable, 100 cm-180 cm. Weight: 185g Package content: 4 x sheet belt