💎 Royal Imports Glass Flat Marbles Stones Rocks - Premium Blue Vase Filler Gems for Weddings, Parties, Aquariums, and Centerpieces - 5lbs Bag (500 pcs) Review

Not suitable for aquariums. Although the description says they can be used in aquariums, this is not the case. These stones are poisonous to fish. Both of my fish died within hours of placing these rocks in my well established tank. They have been in this tank for over seven years without any problems.

I bought these red stones for our small fish tank. I've been using it for almost 4 months now. I've noticed that our fish have become lethargic lately. This is a young fish that used to be very active. When I cleaned the aquarium and washed off the pebbles, the red tint literally disappeared. I have a feeling these stones were toxic to my fish. They are great for decoration but don't get wet! Update: My fish have died after using these stones in their tank.

I bought these specifically for my Betta aquarium and noticed a build up on them so thought they were dirty so I ran them under clean water and the pretty rocks started to peel off. These are transparent stones with some kind of coating. Definitely not intended for aquarium use, they should include a disclaimer to warn people. I hope this helps protect some of the fish. After seeing this aquarium gravel, it is generally gravel. They're great for vases or whatever, but not safe for aquariums.

I bought these in red and green to decorate my freshwater aquariums for Christmas. The greens are perfect but the red came in and seemed badly colored, most of them just had the tops painted red and the bottom of each piece was just clear glass on most. I immediately contacted the seller and they said that red is the only color "painted" but that they can be in the water leading me to believe the paint is waterproof. Not so! Within 3 days the paint was bubbling on every stone and now I have to…