How to Make Resin Rainbow Coasters DIY Make stunning rainbow coasters with resin. These glossy rainbow coasters are a simple acrylic paint/resin pour and can be made in less than an hour...plus drying time. Have you tried acrylic pouring yet? It's so fun and a highly addictive crafting medium...I want to pour paint on every surface in my house! Posted first on Resin Crafts Blog SUPPLIES NEEDED: Envirotex Lite Pour-On High Gloss Finish Wooden Coasters Acrylic Craft Paint in fuchsia, yellow and blue Mixing Cups, Stirring Sticks, Disposable Worksurface and Gloves Heat Gun or Embossing Gun Step1: Prep Begin by covering your work surface with something disposable. I used a plastic tablecloth. Then place little cups on the table. Place the coasters on top of the cups. Keeping the coasters off the table makes it so the excess resin can run off instead of puddling around it. Step 2: Resin Next mix the resin according...