The idea came about when the designer encountered a friend trying to squeeze a lemon into the head of a water bottle. Says Affonso, "[I] thought there ought to be an easier and cleaner way to enjoy naturally flavoured water on the go."
"Sombrero Bottle Juicer provides a healthier choice for flavoured water without artificial flavours, colors and sweeteners while also encouraging people to re-use and refill water bottles." More at Mauricio Affonso.