Includes four sturdy sheet holders. A set of four sturdy sheet holders is included to keep linens secure and tidy throughout the night. Adjustable height. The holders are adjustable to fit various mattress thicknesses and are compatible with most bed setups in homes. Firm sheet stability. The claws are engineered to firmly hold sheets in place, preventing slippage while you sleep so you wake refreshed. Slack space feature. Builtin springs provide some slack after securing sheets to absorb movement and prevent tearing during sleep. Use scenarios Standard home bed. Use on mattresses of different thicknesses to maintain sheet tension and reduce the need for retucking overnight. Guest rooms and mixed bed setups. Works across multiple beds in a household, ensuring consistent performance without adjusting bed hardware. Active sleepers and movementheavy nights. The slack space feature helps absorb movement while keeping sheets taut, reducing the chance of tearing or loosening.