For this how-to, we focus on a round coaster, but you can make square coasters as well ... For another fun coasters craft project, be sure to check out our colorful beach inspired DIY coasters.

Gaetano Pesce, the late architect and designer, created his well-loved Fish Design collection in the 1990s, and these colorful, see-through resin coasters — or Table-Mates, as they’re called ...