Mammoth Organic Flannel by Robert Kaufman SRKF-20540-215 Surf Sold in Half Yard Increments 100% cotton Yardage will be cut continuously. New from the bolt. Check out our Half Yard Fabric bundles Mammoth Organic Flannel Srkf-20540-215 Surf From Robert Kaufman - Priced/Sold By The Half Yard