Prepworks by Progressive Flexible Ice Sticks Trays - Set of 2, Ice Cube Tray, Cylinder Ice Cubes, Silicone Tray QUICK ICE RELEASE: These silicone Ice Cube Trays are made of silicone that allows you to remove the ice cubes from the tray ease SET OF 2 ICE TRAYS: These come on a set of two and can make 8 Long Ice Cubes FITS INSIDE WATER BOTTLES: This Ice tray makes ice cubes that can fit into your water bottle, thermos, canteen or other bottles with a small round opening ICE CYLINDER TRAY MEASUREMENTS: Each tray measures 10.5 Inch long x 4.5 Inch wide FROZEN BERRIES AND MORE: Try freezing berries or small fruit for a flavor burst!