VWD Mercedes Sprinter Double-Slider Window | 2007+ | Passenger Side Sliding Door (SR101-DS)For maximum ventilation, the VWD SR101 DS Double Slider Window is the answer. Where a standard half slider gives you one opening, the DS gives you two you can open either side or both simultaneously, letting you dial in exactly the airflow you want regardless of wind direction or van orientation. Solar privacy glass with 17% UV rating, tempered DOT SAE compliant safety glass, and urethane bonded installation make this a premium, road ready upgrade for