Defective product attorneys specialize in pursuing damage claims against companies and manufacturers whose faulty products harm customers. What Is a Product Defect?When a product is defective, it means that the product has some kind of flaw or problem that makes it unreasonably dangerous to use. A product is defective. Free Consultation - Call 404.873. If you suffered injuries from a defective product, you could hold the maker or seller accountable for your injuries and losses. A product with a manufacturing defect is one that is not produced according to its initial design. A defective product is a product that is not as safe as it should be. A defective product is one that doesn't work the way it's supposed to. These types of defects fall into three categories: design, warning and manufacturing.