In reply to ray:
http://www.nikwax.co.uk/en-us/products/productdetail.php?productid=271
How to apply
It is essential ropes are clean before proofing
Place clean ropes in a bucket and submerge fully allowing to soak for 2 hours
Agitate every 15 minutes
Place the rope and solutions in a washing machine, set to a synthetics cycle at 40 (degrees) and allow machine to run full cycle including rinses
*Tumble dry for 60 minutes on a low or medium heat setting and allow to dry thoroughly in a well ventilated area before use or storage (recommend several days drying).*