Premier Kitchen ~ Ice Ball Maker Mold Round Spheres Tray, Black These 4 slow melting ice balls keep your drink cold for hours-not diluted like regular cubes. Save money buying these 4 amazing sphere ice balls in two silicone trays. While not having to spend a fortune on other ultra-expensive ice ball makers Surprise your friends and family with ice balls in their drinks while keeping the drinks cold-not diluted Safe food-grade material; FDA Approved; BPA Free; 100% Money back Satisfaction Guarantee, Lifetime Warranty