New in the factory box, opened to verify product. Sold as is, no refunds or exchanges. 

Chapin International 61500 Backpack Sprayer for Fertilizer, 4 gal

• 4-Gallon 4-inch wide mouth opening, translucent tank for easy filling and cleaning
• Compatible with common fertilizers, weed killers and pesticides
• 2-Stage filtration system, one filter at the top and another filter at shut-off
• Poly shut-off with 2 nozzles: adjustable poly cone and fan tip
• Padded shoulder straps to accommodate a full backpack for hours. Seal Material - Nitrile