Nikwax

Nikwax Down Down DUO-Pack 300ml Wash-In Cleaning and Waterproofing adds DWR Water Repellency to Down Filled Jackets Outerwear

625+ bought in the past month

$27.50

About this item

  • Down Wash 300ml & Down Proof 300ml packaged together to safely clean and waterproof your down apparel and gear
  • Down Wash: Specialty cleaner designed to safely clean down filled apparel & gear. Household detergents damage the down by leaving behind water attracting residues
  • Down Proof: Specialty waterproofing treatment designed to protect the insulating properties of down-filled clothing and sleeping bags from wet and damp conditions.
  • Easy to use wash-in applications revive insulation and add water repellency to the down-fill and the outer fabric exterior.
  • Recommended for use on jackets, gear and bedding with down-fill, down blends, or water resistant down (such as Nikwax Hydrophobic Down)
  • Nikwax products are PFAS-free, water based, non-persistent, and contain no optical brighteners or added scent; machine wash safe
  • Items must first be cleaned with Nikwax Down Wash before applying Down Proof waterproofing treatment.
  • One full cap of product is approximately 50ml.
$27.50

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Product details

BrandNikwax
Item FormLiquid, Gel
ScentUnscented
Specific Uses For ProductDown Apparel, Footwear
Material FeatureConcentrated

Technical specifications

item_package_dimensions_l_x_w_x_h6.93 x 4.49 x 2.2 inches
package_weight0.74 Kilograms
item_dimensions_lxwxh8 x 6 x 8 inches
brand_nameNikwax
model_nameDown DUO-Pack
colorMulticoloured
materialWater Based
suggested_userslaundry
number_of_items2
manufacturerNikwax
part_number191
model_year2023
styleDown Duo-pack
included_componentsWater Based
size10.15 Fl Oz (Pack of 2)
sport_typeSporting Goods
best_sellers_rank#2,026 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #4 in Camping Hygiene & Sanitation Products
date_first_availableApril 14, 2023

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Customer reviews

4.6332 ratings

Customers say

Customers find this cleaning agent effective at removing dirt and restoring DWR finish, with one customer noting how it revitalized their down jacket.

★★★★★

Does the job .

Felicia BrownDecember 5, 2025

So far so good , gentle on your fabrics , no complaints . Read more

★★★★★

Valuable detergent for down jacket

MpanaDecember 3, 2025

My friend told me about this product and her good experience. So I purchased this bundle. I washed my down jacket with this detergent and water repellent last spring after I last wore it. And now that I'm using it again, my jacket is completely clean, without any pilling, completely water repellent, and has not lost any of its previous beauty and uses. If you have an expensive jacket, it's worth buying this product to make it last longer. Read more

★★★★★

Easy to Use, Good DWR Finish

Dave J.December 10, 2025

I used this to wash my two Eddie Bauer BC EverTherm ThinDown jackets. There's not much to say. The product cleaned the jackets well and restored the DWR finish. Highly recommended! Read more

★★★★★

Excellent

PAFraserNovember 5, 2025

Great product. Washed down jacket and vest, following instructions. Then rewashed with water repellent, also following instructions. Looked sad and flat when out of the washer -- BUT I then Dried LOW, with wool dryer balls in pockets to prevent clumping. Took couple of dryer cycles to get fully dry, but both came out great. Read more

★★★★☆

Easy to use--no after smell.

JoelDecember 25, 2025

Did the job! Read more

★★★★★

Clean your jacket!

CustomerDecember 29, 2025

These 2 products in combination are great for cleaning my down jackets once a year. No need for expensive dry cleaning. Read more

★★★★★

Trust the process!

JeffOctober 27, 2025

After the cleaning wash, I thought I had ruined my jacket. All the down had clumped up into the corners. I continued with the waterproofing wash, and nothing improved. I first tried drying on just an air fluff cycle, that didn't appear to do anything. I then tried low heat and it really wasn't much of an improvement. I had given up and figured I had ruined my jacket. So...I just kept repeating the low heat cycle, using two rubber dryer balls thrown in. To my surprise, after a few low heat cycles, the clumps of down dried out and the jacket started to fluff out. I used 5 low heat cycles before the jacket appeared back to normal. There is still a grease stain, I should of pre-treated, but otherwise the jacket really looks refreshed. The biggest noticeable difference is how well the zipper works now. I've yet to verify the waterproofing, due to lack of inclimate weather in my region. Read more

★★★★★

Worth it's weight in gold

ShopSmartMarch 14, 2025

I highly recommend this particular product for washing your down jackets and coats. It may be a lengthy process, but it is worth it. My coat came out soooohhh nice. First I washed my coat and then I washed again with the treatment only. I dried my coat on the lowest setting with tennis balls, adding one specifically in the pocket of the coat to help to tug the coat...and it came out really nice. Note worthy, I used less than the recommended amount of the product and it still came out very clean. Read more

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