The 6 PCS Aquarium Plant Holder is a must-have item for any aquarist. This unit comes with 6 screws, ensuring an easy and secure installation. Its u-shaped design allows for maximum support, perfect for vertical aquascaping and aquatic landscaping. The holder is designed to securely fit into glass tanks that are just 10mm thick, making it suitable for both beginners and experienced hobbyists alike. Its clear plastic material allows you to see the plants in their full glory. Overall, this product is a time-saver, not only in terms of setup but also in maintenance, as it prevents plants from accidentally falling out of the tank.