NWT Set of 6 irobot replacement brushes

NWT, never used. set of 6. I bought the wrong ones! Nothing wrong with them. unbranded. 6 Pack Replacement Edge-Sweeping Brushes For IRobot I & J & E Series All Models, Vacuum Side Brushes Accessories Parts For I1+/i2+/i3+/i4+/i5+/i6+/i7+/i8+/j6+/j7+/j8+/e5/e6 Cleaner Model