Features 1. Excellent durability and anti slip performance: These fixtures are made of materials that are very durable. No matter how thick the mattress is, its anti slip function ensures that the bed sheets are firmly fixed in place throughout the night. 2. Easy to install and reuse: Installation is effortless! No need for any tools or complex programs. Simply slide the elastic band into the slot to complete the installation. These fixtures are designed for repeated use, providing you with continuous convenience. 3. Suitable for all mattress sizes: Due to its widened and widened design, including open corners, these fixtures can be perfectly suited for single, double, large, and extra large beds. They can effectively eliminate those unsightly gaps and wrinkles. 4. Widely applicable: These fixtures are very suitable for firmly fixing bed sheets, mattresses, and waterproof covers. They are particularly useful for busy families, parents, or anyone who is troubled by loose bed sheets. 5. Thoughtful and practical gift selection: For friends and family who like neat and comfortable beds, this is an excellent gift. Practical solutions can greatly improve sleep quality. Package Include: Product Material: PP Size: 11 * 6.5cm (length * height) Weight: 200 g Package Include: 4x bed sheet rack