Simple Modern Classic 24 oz Insulated Tumbler Cream Leopard & Black Leopard Set. Tumbler Base (in): 2.8. Tumbler Height (in): 8. Simple Modern uses only BPA-free and lead-free paint, inks, and powder coating materials on its products and subjects its paints, inks, and powder coatings to independent, third-party testing to verify they are free of BPA, lead, and other toxins.