Mastrad Ice Cube Tray, Blue The Orka tray was designed to easily expel ice or frozen contents with minimal effort The flexible bottom of the tray is easy to press and pops frozen contents out immediately The tray's water-tight lid prevents spills and keeps out freezer odors Great for freezing homemade baby foods or toddler frozen fruit pops, as well as ice The stackable trays are dishwasher safe for easy cleaning