Herd guard has designed the ultimate block that not only attracts and holds wild game on properties but builds Trophy animals hunters so desperately desire. All other competitors products only include Attractants like salt in their products, which doesnt benefit the animal in the long run. With 18% protein and 24 minerals Herd guard provides wild game nutrients they cant find in Nature. These vital nutrients help them to build larger, healthier bodies and larger antlers/horns. All year round product, start in spring. Not seasonal.