Please verify this is the right part number size before ordering. Specification: ?Condition: 100 Percent Brand New ?Material: Arm: 100 Percent PBT with 30 Percent Pb, It makes the wiper more hard. Blade: ABSP Rubber, AAA level ?Length wiper blade: 405mm ?Color: Black ? Weight: 8 ounces Feature: x Direct replacement, Easy Installation. x Made of High Quality HIPS for Enhancing Strength and Durability. x Replacement rear wiper arm attachment with cover cap and wiper blade x The joint between wiper blade and wiper arm is consistent with the original car. x Perfect item for keeping the rear windshield clear of water and debris. Compatibility:For Volvo XC90 2019 2020 Installation: 1. Joint the wiper arm with the cross pillar, which is in the middle of the wiper blade. 2. Put in vertical direction. The wiper arm would be stuck in the blade. 3. Install the whole kit. DoneNote: Make sure all plastic/ metal is removed from the wiper motor before installation! Package Includes: 1 × Rear Wiper Arm 1 × Rear Wiper Blade 1 × Rear Nut Cap