Caged Romanian Magnet Large Size Green Veterinary Magnet Animal Magnet Length: 100 mm Width: 28 mm Weight: 118 gr. There are two magnets with high attraction power inside the magnet. The outer surface of the magnet consists of two pieces of hard plastic. The interlocking plastics and magnets remain in between and the attraction force is very strong. It provides protection against diseases caused by foreign objects swallowed by animals. Its magnetic attraction is strong. The magnet's magnetic force is strong enough to pick up foreign objects and keep them inside the cage. It is made of durable solid material.