stuff n' things. . lowest density solid, clocking in at 965'. air it can support upto 4000 times its weight. Ml!!! lall!, ! ball Ifr, litre shrimp, algae W, bac stuff n' things lowest density solid clocking in at 965' air it can support upto 4000 times its weight Ml!!! lall! ! ball Ifr litre shrimp algae W bac