Waboba Tropical Kahuna Water Bounce Ball $9.99 Default Title - $9.99 Quantity This product is coming soon. Please fill in the form below if you'd like to pre-order this item! It’s always summer somewhere with this paradise-themed Waboba ball! The Tropical Kahuna's large foam design makes it great for pools and the whole family. Recommended for ages 6 years+. Size: 90 mm / 3.5 inch diameter Bounces on water. Available in assorted colours.