Proline 35616 is part of their Finish Trim Deck Collection. It is a type of color-infused PVC trim board designed to replace traditional wooden trim boards. The trim is made from cellular PVC, making it moisture and insect resistant, as well as impervious to rot and decay. The trim can be used as an exterior trim around windows and doors, or it can be used to create an interior trim in bathrooms and kitchens. It is easy to install, resists warping and buckling, and has an attractive smooth finish. It is a great product for those looking for a low-maintenance and durable trim option.