This fully assembled heavy-duty polyethylene sprayer is manufactured by Chapin Manufacturing and features a wide funnel top for easy filling, a 28-inch reinforced chemical-resistant hose, metal pump rod, break-resistant 12-inch brass extension and patented SureSpray Anti-Clog Filter. Comfortable valve with lock-on and safety-off feature. On-board measure cup locks onto bottle for storage. Spray shield protects plants & locks on board. Capacity 1 Gallon/3.7 L.