The abacus and the paint brush are ancient tools for problem solving and accounting. While the abacus was the precursor to the calculator, the paint brush was the precursor to the keyboard or pen. Together these propitious symbols function as both quantitative and creative thinking enhancers. The abacus and the paint brush are believed to reinforce one’s mental capabilities and bolster wealth luck. The convenient keychain size makes it easy to attach this Feng Shui power object on to a purse, briefcase or backpack where it is said to keep guard over your wealth and knowledge. This key chain is an ideal Feng Shui gift for business owners, financial industry employees or students.