Stressed in life? Squeezable Juju, Roro & Oku balls are here for you! They have bb whistle inside so they can squeak when squeezed. Product size: 7.5cm ⚠️SHIPPING weight note: Your orders must be weighted under 1kg to keep the same shipping cost. Generally, combining all preorder items together is also under 1kg. But if it reached more than 1kg, we may contact for additional fee.