Silicone Mini Cube Mold Ice Cube Tray (Set of 4 Blue, 9 X 4&frac12; Inch) Flexible for Easy Cube Removal, Durable, BPA Free Set of 4, Blue, 9 X 4 Inch Safe for kids and everyone - BPA free! Flexible, non-stick, FDA-approved food-grade silicone Top-rack, dishwasher safe; hand wash for extended product life Lifetime, no-hassle free-replacement guarantee