Product Description Material: TPR + whistle Size: Large diameter 11cm, weight 150g Medium diameter 9cm, weight 90g Small diameter 6.5cm, weight 50g Color: orange, blue, green Quantity: 3pcs Package content: 3* medium hedgehog ball 1. 【PREMIUM QUALITY】: Made from food grade TPR materials, eco-friendly, feel great for your pet. Soft texture with high toughness can withstand bites from medium-sized dogs. 2. 【BUILT-IN CUTTER】: Features an internal squeaker, perfect size and suitable hardness for pressing or biting to create loud sound, provides long-lasting entertainment. 3. 【MULTI-FUNCTION】The dog ball can be a play toy, also can be a teeth cleaning ball. Long springy spines help remove plaque and tartar, keep teeth clean and freshen breath. 4. 【GREAT Bounce】: When the ball hits the ground, it bounces high, which is suitable for playing with your little friend in the yard, house, park or shore. It also inspires pets’ hunting instinct to chase this ball senselessly, so as to better train