Perfect Fit:My cat jumped on top of my 40-gallon AIO cube and snapped one of the cover clips that came with the tank. Since the tank is 4 years old, finding a replacement was tough. Luckily, these 4Pcs Top Cover Aquarium Fish Tank Rimless Cover Clips fit perfectly.Sturdy and Durable:These clips are much thicker and more durable than the original ones that came with the aquarium. They provide a secure hold and give me peace of mind that the cover will stay in place.Easy to Install:The installation was straightforward. The clips snapped onto the rimless tank with ease, and now the cover is securely in place again.Enhanced Durability:Given their sturdiness, these clips are an upgrade over the original ones. They are less likely to snap or break, even with a curious cat in the house.Final Thoughts:Overall, these Aquarium Cover Clips are a great replacement. They fit perfectly, are more durable than the originals, and were easy to install. If you need sturdy and reliable cover clips for your aquarium, these are an excellent choice.