Click to expand Tap to zoom Squeaks Tennis Ball by Hyper Pet Sold out £6.99 | / 4 Pack - Translation missing: en.products.status.sold_out 2 Pack - Translation missing: en.products.status.sold_out 4 Pack 2 Pack Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Hyper Pet's Tennis Balls are made of grade A rubber and do not contain harmful coatings or gases. Squeaks!™ Tennis Balls are just as safe as all Hyper Pet™ Tennis Balls, but has a squeaker inside!