The Ruggies Reusable Rug Grippers 8 Pack in black is a set of triangle-shaped, self-adhesive pads designed to keep rugs in place. Made of plastic, each gripper measures 5 inches in width and 9 inches in length, making them suitable for various sizes of rugs. The grid pattern ensures a secure fit, while the non-slip feature helps prevent your rugs from bunching or shifting. Easy to clean and reusable, these grippers are perfect for any room in your home, providing a simple and effective solution for keeping your carpets in place.