Hey guys! I've always liked bubblers that are big enough to hold in your hand. I have one right now that is a double turbine perc, but I'm interested in getting another one. I have two to choose from.. http://www.grasscity.com/us_en/scientific-glass-bu... and http://www.grasscity.com/us_en/scientific-glass-bu...! I don't know which one to get PLEASE HELP!