AVS® In-Channel Ventvisor® Window Deflectors help to keep contaminants from entering your vehicle's cab with the windows cracked, regardless of the exterior conditions. Smoke In-Channel Ventvisor Auto Ventshade.
Easy to install, but be mindful … they're a bit thin and will crack.
Though, they adequately serve the purpose for which they are meant, are attractive and made well, they definitely are not heavyweight.