The Frost King Clear Vinyl Sheeting Roll is a durable and easy-to-install product designed for windows and doors. Made of 4-mil vinyl, this 54-inch wide and 15-foot long sheeting is suitable for various home improvement projects. Manufactured by Thermwell Products Co. Inc., this clear vinyl material is ideal for keeping out cold air during the winter months while still allowing for fresh air circulation. Perfect for DIY enthusiasts looking to add an extra layer of insulation to their living space.