This set includes 25 balls to help children develop physical responses, coordination and balance. Qty Max Load (kg) Weight (kg) Dimensions 7cm Massage Ball x 5 8cms Massage Ball x 5 9cm Massage Ball x 5 85cm Gym Ball x 1 Gym Roll (s) x 1 40cm jumping Ball x 2 55cm Jumping Ball x 2 To & Fro Ball x 4 User Guide x1 Brand: Weplay