Qualirey Diatomaceous Earth Powder Duster, Blue, 16 oz, 9" Long Metal Tube, Bulb Duster Sprayer for Organic Gardening & Pest Control Blue 1 is up for auction in Patio, Lawn & Garden. The current bid is $2.50, 85% below the $16.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.