OUR NEW CAR COASTERS FEATURE SOME OF YOUR FAVORITE GIRLIE GIRL ORIGINALS DESIGNS! DESIGNED TO FIT INSIDE MOST ANY CUP HOLDER, THEY MEASURE APPROXIMATELY 2 9/16" IN DIAMETER AND ARE 1/4" THICK. THE BEST FEATURE IS THEY'RE MADE FROM ABSORBENT STONE THAT WILL KEEP CONDENSATION FROM COLLECTING IN YOUR VEHICLE.