Marble Fidget Toys SO MANY USES: Fidget toys very suitable for people who are anxious easily. Help improve focus and relieve stress.Help correct bad habits.As nail-biting,Anxiety,Avoid developing bad habits. How To Use: - By squeezing, bending, and Sliding marble back and forth, you can effectively relieve stress and reduce fatigue. Easy To Care: Material: Made of high quality and high density nylon and marble, durable and safe,easy to clean. Each Pack Contains: This Package contains 24 colors Marble Fidget Toys. Approximately 4" long each with one marble inside.