Features:- 12 perfect sized bones per tray with 1 ounce fill line. - The bone’s notched mid-section allows for the perfect break… for a ½ ounce treat. - Trays nest for easy storage…and stack, just turn one 90 degrees! - Microwave, dishwasher, freezer, and oven safe up to 446°F/230°C. - FDA approved food grade silicone. - BPA free. PVC free. - Odor and stain resistant. - Size: Pack of 2: 8.85" x 8.85" (12 bone-shaped cavities) each.