1. Decompression toy: Provides fun physical activity, features high elasticity and durability, supports physical development, coordination, and reaction improvement. 2. Stress relief: Helps release tension, exercise visual focus, improve reaction speed, and enhance hand-eye coordination. 3. Material: Made of high-quality PU, offers a satisfying impact feel, features a strong spring, secure suction cup, seamless design, and sturdy construction. 4. Desktop use: Fun way to decompress, serves as a punching bag for stress relief, and provides an engaging activity for children's fitness and play. 5. Satisfaction: Designed to deliver a positive experience. For any questions or support, please directly. Model Number: Desktop Punching Bag Color: Black Material: PU + plastic + metal Package Contents: 1 x Desktop Punching Bag, 1 x Air Pump, 1 x Air Needle Note: Only the items listed are included. Image color may vary slightly due to lighting and display differences. Measurement may vary by +/- 1-3 cm.