Jumper Stilt Fitness Kangaroo BootsProduct information: Product Category: Bouncer bouncing shoes Material: TPU, TPR + mesh Maximum weight capacity: 20kg 75kg (kg) Applicable scenes: running sports, dance sports Product net weight: 4. 3kg Size: 30 32 yards (S size) gray red 20 40kg, 30 32 yards (S size) gray blue 20 40kg, 33 35 yards (M size) gray red 30 50kg, 33 35 yards (M size) gray blue 30 50kg, 36 38 yards (L size) gray red 50 70kg, 36 38 yards (L size) gray blue 50 70kg, 36 38