It was always annoying to have laying around milk, protein powder, nutritional supplement and cup in his sports bag, was looking for something where you virtually everything has a grip here. In sports buddies I saw this thing, habs now also be ordered. Top! Milk comes in the blender, powder and pills in the auxiliary tank. Cover and stopper close properly, the milk has not been leaked on the sports bag in lopsided. After sport simply additional container unscrew powder pure, shake, drink up, the wire ball bringts total, in the sauce is nothing clumped or unused sticks in the corners. No mess, no spillage of powder, no rumfliegenden parts more, all simply reassemble. Home easy to wash. This Shaker convinced the next hot deal on Amazon, I beat again, is also mal ne gift idea.