- The two jars have for the ideal size for about 30g protein powder
- The Blender ball is simply an ingenious invention. No shake 30 seconds and it can be found no more lumps (used powder: Optimum Nutrition 100% Whey Gold Standard Protein Double Rich Chocolate with milk)
- Absolutely tight. Even after repeated use is not yet broken or become leaky
- From the drinking spout can be very pleasant to drink
- Cleaning problems
Can only recommend the Shaker!