Premier Straw ECBs, as manufactured by American Excelsior Company, shall be made from the finest quality agricultural straw fibers available. Straw fibers shall be made into ECB form and stitched to a single net on top or netting top and bottom. Premier Straw fibers shall be of consistent thickness and evenly distributed throughout the ECB. A variety of netting types is available to meet specific job site requirements. Premier Straw ECB’s are certified weed seed free.