Grower's Edge? High Stakes? Commercial Grade Tomato Cages are great for supporting tomatoes, climbing plants and top heavy foliar plants. These tomato cages are constructed of heavy duty galvanized steel that will last for many seasons. Stackable for off season storage. Wire thickness is 3 gauge (1/4 in) (0.25 in). Each cage is designed with 5 rings and 4 supporting legs for added support and stability. Top ring diameter is 24 in. Proudly Made in the USA.