Bonlavi Bonlavi Silicone Ice Ball Maker Mold, Makes 2.5" Large Round Ice - Set of 2, White Slow-melting 2.5" large ice molds (largest available = melts the slowest!) Made of durable, long-lasting, dishwasher-safe and flexible silicone BPA-free silicone - safe for you, your kids and your guests Lifetime Warranty Perfect to accompany your lemonade, punch, whiskey, bourbon, scotch or mixed drink; These ice spheres will add a splash of class to your next drink.