Interactive play guaranteed - The KONG® Flexball dog toy is made of durable material for long-lasting playtime fun. Ideal for satisfying the dog's natural instincts to chase and retrieve. Plus, the flexible material returns to its original shape when bitten together for exceptional playtime fun. Easy-to-grip handles are ideal for tugging games and make it easy to pick up for interactive retrieving fun. Irregular bouncing and the easy-to-clean exterior guarantee that this toy will provide lots of fun. Note: Please never leave the pet unattended while playing. No toy is indestructible. To prevent injuries, the toy should be checked regularly for damage or loose parts and replaced if necessary.