These square-shaped coasters add style to any surface while protecting it from nasty stains. 
They can't protect us from The Bidens though.
They come in a pack of 50 or 100. The rounded edges give them a sleek, modern look, and the 50-point pulp board keeps them in place at all times.
.: Material: 100% matte hardboard - 50 pt pulp board
.: Assembled in the USA from globally sourced parts
.: One size: 4" × 4" (10.2cm × 10.2cm)
.: Available set of 50 pieces or set of 100 pieces