EVEN CUP HOLDERS DESERVE A LITTLE LOVE AND PROTECTION; THIS COASTER FITS INTO THE BOTTOM OF STANDARD VEHICLE CUP HOLDERS; COLLECTING CONDENSATION AND KEEPING YOUR CAR A LITTLE CLEANER; NOTCH CUT-OUT FOR EASY REMOVAL; MADE FROM 100% POST CONSUMER RECYCLED TIRES; DURABLE AND ECO-NOMICAL; 1/8" THICK. COMPLIES WITH PROP 65. 2.625" W X 2.5" H