With sustainably harvested natural stones at the heart of their design, each of our handcrafted, leak-proof stoppers is a one-of-a-kind work of art. Naturally water-smoothed stones are carefully selected from private rivers and beaches in New England, then responsibly replenished with rough stones. A proprietary process joins the stones with stainless steel in unique treasures you'll toast to. Lifetime manufacturer’s guarantee. Handmade in New Hampshire. , our exquisite Stone Bottle Stopper with Base is worthy of your finest vintages. . . . Lifetime manufacturer's guarantee . . Stone sizes and colors may vary from what's shown . Hand wash . Made in USA.