ʚ ɞ Adorable footprint design is perfect for dogs. ʚ ɞ This is a wonderful training tackle for pet dinner feeding and training. ʚ ɞ Wear and rust resistance, easy to use and practical. ʚ ɞ Clear sound can draw pets' attention,which better for pets. ʚ ɞ 6 colors available, size at 2.83'' diameter.