Product Description Training Calculator Q&A Included in the Black Galaxy Epoxy Kit: 1/2, 1, 2, or 4 gallons of Stone Coat Countertop Epoxy 15 grams of Silver Glitter 15 grams of Black Glitter Epoxy Undercoat - BLACK Videos Black Galaxy Epoxy | Stone Coat Countertops ? https://www.stonecoatcountertops.com/black-galaxy-epoxy Bla... Surface Calculator Square Foot Calculator Length (feet) Width (feet) Calculate Square Feet: 0 Gallons Needed: 0 Length × Width ÷ 20 = Gallons Deep Pour Calculator Square Foot Calculator Length (feet) Width (feet) Depth (inches) Calculate Square Feet: 0 Gallons Needed: 0 Length × Width × depth ÷ 20 = Gallons