Twine #18x500ft Flu Org Braid Stringliner Mason?s Line is durable #18 nylon in either twisted or braided varieties in a wide range of bright, solid colors. We also offer ?Bonded? replacement line in braided, mixed color combinations. ?Bonded? line has an additional coating which makes the twine stiffer and more abrasion resistant. It won?t fray as easily when cut and it?s easier to knot. Features The 1/8 lb. replacement rolls are available in 125? braided and 135? twisted lengths. #18 nylon in either twisted or braided varieties ?Bonded? line has an additional coating which makes the twine stiffer and more abrasion resistant USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.