Roundup 4-Gallon Backpack Sprayer: * 4 Gallon * Wand Length: 15" * Rustproof * Hose Material: Reinforced PVC * Tank Material: Poly * Wand Material: Aluminum * 3 Nozzles * Brass adjustable, high volume fan, and low volume fan * Safe, pressure release cap sends vapors and liquids down and away when top is open * High efficiency pump requires less effort and time * Large comfort grip shutoff with lock-on/off features