180 degrees. Trap + Lock: Dirt, dust, hair & allergens (Common inanimate allergens from cat and dog dander & dust mite matter); Multi-surface. Grabs dust in tight spaces.Fibers trap dust. Locking technology holds the dust in. Good Housekeeping: Since 1909. Limited warranty to consumers. Replacement or refund if defective. www.pg.com. Visit swiffer.com. Questions? 1-800-214-8734. Try Swiffer Dusters Heavy Duty. 2x more trap + lock fibers (vs. Swiffer Dusters). From domestic and foreign materials.