This desktop punching bag is built as a compact, spring-mounted target designed for casual, repeat interaction in small spaces. The vertical form uses an inflatable PU ball mounted on a flexible metal spring and secured by a wide suction base, allowing the bag to rebound after impact while staying anchored to smooth, flat surfaces. Its size makes it easy to place on desks, counters, or tables without taking over the workspace. The experience is intentionally light and responsive rather than rigid or heavy. It works best as a desk accessory or novelty stress outlet where quick use, bounce-back action, and visual presence matter more than force resistance. Proper surface preparation is essential for optimal suction performance, and the design favors controlled punches and taps over sustained heavy impact. Specifications: Material: PU Includes: Air pump and needle Dimensions: 14.2" Height 5.9" Ball Diameter 6.9" Base Width Weight: Approx. 1.43 lbs Usage: Designed for use on smooth, flat, non-porous surfaces