Coasters That Actually Do Their Job.Engineered for both function and form, these handcrafted PLC concrete coasters strike the ideal balance of absorbency and stain resistance — the FDA-approved sealer creates just the right porosity to wick moisture without holding stains. A set of four that looks as good on a coffee table as it does on a bar cart.Why You'll Love Them Absorbent yet stain-resistant — the sealer creates optimal porosity for everyday use Handcrafted PLC concrete — dense, tactile, and built to last Hand burnished with an FDA-approved sealer for a refined, durable finish Cork-backed to protect tabletops and surfaces Natural patina develops with use — each set becomes uniquely yours over time Slight variance in finish makes each piece one of a kind Dimensions & Care Set of 4 — each coaster 4" diameter × 3/8" tall Wipe clean with a damp cloth Also Available InPrefer a deeper tone? Shop the Concrete Round Coasters in Charcoal.Handmade in Charleston, South Carolina. Slight variance in color and texture may occur — a hallmark of the handcrafted process.