20/30/40 oz Tumbler Ice Mold Our silicone ice mold creates three specially designed hollow cylinder ice cubes. The 1st 2nd 3rd ice cubes are perfectly compatible with 40 Oz tumbler cup. - Thick Silicone Material Made from Long-lasting and safe silicone material, our ice cube mold is food-grade, odorless, BPA-free, and leak-free.
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