Mini Stress Ball Set: You will receive 40 mini Earth stress balls in 2 sizes, 20 of which are approximately 3 inches and 20 of which are approximately 2.5 inches, plenty of balls for everyday play and decoration; they are small and lightweight and easy to hold in one hand ball toy: The World Stress Ball is easy to hold and play with, helping to relieve stress during work or school, and bring good mood during time; it also improves blood circulation in the hands, making you feel more energetic and lively and soft: The small sphere stress ball is made of foam material, which is soft and lightweight and comfortable to touch; it helps to exercise the and relieve stress, and is suitable for most people. Versatile: Earth stress balls are versatile and can be used as inspirational gifts for family and , party decorations, stress relieving toys, teaching supplies and more to meet your need Beautifully printed: Earth stress foam balls with countries and regions, bright colours and clear printing make an ideal teaching aid to help students learn geography and enrich classroom activities. Material: Polyurethane colour: blue Package Contents: 20 x 7.6cm Earth Squeeze Balls 20 x 6.3cm Earth Squeeze Balls Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.