Acrylic will start to leak, and the smell thing happens with my plastic homemade one.
Go glass, it cools it more, and is generally bette. Try to find a hookah for best results man. 85$ is a lot. 55$ is about my maximum cutoff, and that's if I see a bong I'm in love with. really, its more like 40$ for me. Plus, how big do you wnat it? Size affects how good of a hit you get.