I used this twine and it survived perfectly fine on my single leader string tomato trellis even through the tropical storm\depression we had in August.
MARSHALLTOWN Masonry Mason’s Line Bonded 500’ Yellow And Black Size 186" https://www.amazon.com/dp/B001RJ70F6/ref=cm_sw_r_cp_api_glt_fabc_Z3Y9WJ62DBTKKVYHNHFT?_encoding=UTF8&psc=1
