This UPVC product is sliding window and it is two leaves. It is made of unplasticized polyvinyl chloride that is called UPVC. Price is for only material, measurement & design is free charges. It two leaves sliding window has raven frame, door, lock, glass and accessories. It is easy to install and clean. It is elegant, economical and popular use. Available in any sizes as per your needs. It is white color. Advantage of UPVC sliding window are excellent protection against weather, water proof. It can be used in long life and if you want to see more detail, you can ask by chat box.