Teexpert Deep Pour Epoxy Resin, 1.5 Gallon Epoxy Resin Kit for 2-4" Pour Depths, Crystal Clear & High Gloss, Bubble-Free Casting Resin for River Tables, Flower Preservation and Mold Crafts - 2:1 Mix

I Have been using this without problem for over a year. The price is unbeatable, customer service outstanding. I recommend a pressure pot for really deep pours. https://www.amazon.com/dp/B0C39Z3PR7?th=1