Made of durable, lightweight polyester and vinyl material, the same used for tents. No tools required for installation and setup. Fits vertical arm awnings and will fit most competitive brand awnings with 8 foot extension. (Installation requires an empty slot in roller tube). Available in sizes 10' to 21'. Fits the metric Freedom Wall Mount, Freedom Roof Mount and Campout. Available in sizes 3 meter to 5 meter. Fits awning rail heights: 86" to 120".