Amazon offers Desktop Boxing: Knock Out Your Stress for (Reg $14.95). Free shipping with Prime or on orders over $25.

Product Description:
Don't take out your stress on your coworkers, take it out on this mini punching bag! Box includes:

• A mini desktop punching bag with suction cup base
• Two tiny boxing gloves for your pointer fingers
• A mini book with basic finger boxing moves and boxing trivia