What is the difference between Item #71082 Nikwax Wash-In Soft Shell Proof Waterproofing and Item #71037 Nikwax Wash-In TX. Direct Waterproofing? They both add or strengthen waterproofing ability of the washed garment? Thanks.
Item 71028 Nikwax Wash-In Soft Shell Proof Waterproofing is recommended for All soft-shell fabrics and clothing (for garments with wicking liners use Nikwax Softshell Proof Spray-On)|Gore Windstopper, Windbloc, Schoeller and Polartec soft-shell fabrics according to the NikWax web site.||The 71037 Nikwax Wash-In TX. Direct Waterproofing is recommended for Clothing with drop liners |Microporous coatings |Gore-Tex |Sympatex |eVENT |Tripple-Point Ceramic |Microfibre fabrics |Breathable laminates |http://www.nikwax.com/en-gb/products/productdetail.php?productid=3