Secure and Stay in Place: These bed sheet holders feature a unique design that clamps onto your sheets and secures them without slipping or wrinkling. Perfect for ensuring a smooth, tight fit that enhances comfort and prevents bunching during the night. Enhanced Grip with Anti-slip Particles: Equipped with anti-slip particles, these bed sheet straps provide superior grip. The large corner pieces fit snugly under the mattress, holding everything neatly in place without being overly tight or difficult to remove. Effortless One-Time Installation: Install these bed sheet fasteners easily without the need to lift or flip your mattress. Designed for convenience, they remain securely in place, making it simple to remove and reattach sheets for washing. Universal Compatibility: Our adjustable bed sheet grippers are designed to fit any mattress size, from twin to king. Invisible under sheets, they offer a firm hold and are ideal for every bed in your home, ensuring a neat appearance and restful sleep. Gentle on Fabrics, Firm on Hold: These corner sheet holders are crafted from soft material that protects your sheets from damage while ensuring they stay stretched and in place. Ideal for restless sleepers, they prevent the sheets from coming loose. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:White Material:silicone Package Contents: 4 * bed sheet holder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.