Coasters that work!!

Lots of coasters out there but none of them actually serve the function that those of us living in the tropics really need and that's protecting your furniture from the inevitable puddle of condensation created by a cool drink on a hot day!! Simple design, a pause at the right layer change you can do without an ams will allow you to easily create a 2 color effect.You will need to use a snug support around the outer rim because these are stackable.I've also included a thin bottom piece to