The characteristics of the stress ball are flexible body, can be stretched at will and comfortable in the hand. What it can help you are reducing anxiety and stress, increasing patience and calming you down. Featuring luminous, wear-resistant, not easily deformed, highly elastic and environmentally friendly, this stress ball is a small toy for leisure in daily life. It is made of TPR material that is durable to use. The diameter of the product is 6 cm. Amazing in the classroom, home or office, they're great for students, parents, teachers, and officer. Item Name: Stress Ball Material: TPR Features: Stretchy, Comfortable, Relive Anxiety Size Details: Diameter: 6cm or 2.36" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Stress Ball(Random Color)