First off, let me say this backdrop is a game-changer for my 75-gallon tank. The colors are insanely vibrant—think turquoise blues and lush greens that make the coral and seaweed pop like a real reef. It’s like giving my fish a five-star underwater resort!

The material is stretchy polyester, which I didn’t expect but LOVE. It clung to the edges of my tank perfectly with the included double-sided gel tape (no awkward trimming!). Pro tip: A quick iron smoothed out shipping folds effortlessly.

But here’s the catch—lighting matters. In low-light setups (like my planted tank corner), the colors lose some magic unless you blast bright LEDs. Also, it’s fabric, not vinyl, so manage expectations if you wanted a glossy poster feel.

Installation? Super easy if you follow instructions. One reviewer struggled because they missed the tape hack—just press firmly along the edges! For $20-ish, this beats DIY paint jobs hands down. My angelfish now photobomb like they’re on NatGeo.