Redmond Hunt TROPHY ROCK FOUR65Four65 is an all natural mineral supplement to provide deer with the electrolytes and trace minerals they need for optimum health. After selecting a mineral site for free choice feeding, clear the debris and pour 1 2 bags of Four65 on the soil or dig a 1 foot deep hole and fill it with Four65 . After heavy rains, you wont see the product, but it will still be in the soil. Refresh the supply every season and dont move itmineral sites get better with