The select-n-spray hose end sprayer fits onto any hose end and offers 4 different spray patterns with an easy-on or off thumb control. It has a built-in anti-siphon feature to prevent backflow, large capacity bottle that holds up to one pound of material and auto-matically mixes liquid, water soluble fertilizers without premixing. The rustproof polymer construction makes it durable and chemical-resistant. Twelve specially selected mixture settings meet the needs of most popular garden treatments.