Sort by Tags |

Mason Monster's Eco Insulator ™ is a Patent Pending insulator designed to cover a Mason jar in order to keep the contents cold or hot longer. The only one of its kind that has a custom fit design made of quality 3MM EcoLite Neoprene and comes in two sizes – pint and quart. We currently offer them in 20 different color combinations. The insulators are all reversible, giving the purchaser two-color combos within one product.