Purina’s Wind and Rain^® All Season Minerals are available as a comprehensive line of beef cattle minerals designed to address the mineral deficiencies of the available forage, in a palatable, weather-resistant, granular formula. Wind and Rain^® Storm^® cattle minerals’ large particle size and special formulation keeps the mineral from absorbing water and blowing out of the feeder.  Exclusive Storm^® technology provides the ultimate in weather resistance to reduce waste and makes Wind and Rain^® Storm^® Formula more economical to feed than conventional loose minerals.