Fun fact: resin is strong enough that it can handle several bats off of the table without taking any damage. It's also strong enough inside that your cat can glare at it judgementally all day long and it won't think less of itself. This is cat resin, after all.
 
Coasters are approximately 4 inches wide.
These are currently on back order. Expect 2-3 weeks for production and curing time.