The Blue River Mixing bottle offers a simple and convenient way to mix and store our gecko diets. Included in box: 1x 240ml (8.45oz) Mixing Bottle. 1x Stainless Steel Whisk Ball. 2x Cleaning Brushes. Make feeding time easier with the Blue River Mixing Bottle—your perfect solution for preparing gecko diets. Instructions: Add one part gecko diet and two parts water to the mixing bottle and shake vigorously until diet is fully mixed. Shake Mixing bottle before every serving. Blue River Diets can be kept in a refrigerator for 7 days once mixed. Clean mixing ball and bottle after every use.