Tag Archives: shaker bottles for protein mixes

　　Tired of always inflating my 20-ounce shakers, I doubled them. Tested with 50-50 casein and protein isolate, it is smooth without any lumps or solidified casein bubbles. It will be very useful for most people’s long-term physical exercises. I am going to play in the gym for 2 to 3 hours a day, throwing ice […]