40 Pieces Brain Stress Ball Halloween Brain Toy Pu Hand Muscle Exercise Pressure Ball Mini Brain Shaped Ball For Teens Adults Improving Grip Strength Object Recognition Prop Release Pressure, 10 Color

Assorted colors: you will receive 40 brain stress balls in 10 colors, including white, yellow, orange, dark blue, green, red, pink, purple, light blue and rose red, sufficient quantity and diverse colors to meet your various needs; You can put some in your home, office, school or car when you need to release some stress

Reliable material: the brain toy is made of PU material, soft and with a good resilience, without any filling material, which is not easy to break and reliable to use, supporting you for long term use; And you can use it with confidence

Proper size: each Halloween brain toy measures approx. 1.57 x 1.18 x 0.78 inch ( L x W x H), the proper size for you to hold and play, which fit for the palm of most teens and adults, allow you to play at will and bring you endless fun

Fun gift: these mini brain shaped balls are fun and thoughtful gifts for your friends, family, lovers, colleagues and so on, which can release their stress, relax their brain and bring them a lot of fun

Easy to use: just grip the ball and play it at will, which is no rule and can relieve your anxiety, suitable for offices, homes, libraries, stations, classrooms, waiting rooms and so on