Shop name: Chong Qing Shuo Yue Ke Ji You Xian Gong Si Solar system stress balls cover Earth, Moon, Mars, Mercury, Jupiter, and other planets. Each ball features realistic patterns and corresponding names. All stress balls are made of high-quality material, nontoxic and odorless, with advanced printing technique adopted. Patterns are clear, without fading or discoloring. Skin-friendly and allergy-free, 100% child safe. Solar system balls provide moderate pressure, super comfortable to squeeze, requiring no extra effort. You will feel a significant release of air when squeezing. Squeeze balls are in perfect sizes, suitable for all age groups. You will receive 10 pcs solar system balls (covering 8 planets in the solar system plus the Sun and the Moon, 1 pc per kind). The Sun ball is 3 inches in diameter and other balls are all 2.5 inches in diameter. Color: As shown Material: PU Package Contents: 10 x Solar System Stress Balls Only the above package content, other items are not included. Note: Light reflection and different displays may cause the color of the item in the image to be a little different from the real thing. The measurement allowed error is +/- 1-3 cm.