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Essential Laundry Trio

We've used a combination of our laundry powder, oxygen brightener and soap stick to stain treat and wash millions of pounds of laundry at our Brooklyn laundromat, and that's how we know The Trio really works.

  • 4-10 day shipping

  • Recyclable packaging

  • PVA-free and non-toxic

  • Biodegradable


Modern Laundry

Corewash is your go-to powerhouse for everyday laundry. It's safe for big and small humans alike, plus it’s safe for the planet! Use our laundry powder with our Wunderbar soap stick and Supersalt color-safe oxygen brightener to treat heavy stains.



  • Corewash: Baking Soda (Sodium Bicarbonate), Washing Soda (Sodium Carbonate), Coconut-based Vegetable Soap (Sodium Cocoate, Glycerin, Organic Cocos Nucifera Oil, Water)
  • Supersalt: Sodium Percarbonate (Sodium Carbonate Peroxide), Washing Soda (Sodium Carbonate)
  • Wunderbar: Coconut-based Vegetable Soap (Sodium Cocoate, Glycerin, Organic Cocos Nucifera Oil, Water)


  • Corewash: Net wt. 32 oz (907g), up to 115 loads
  • Supersalt: Net wt. 32 oz (907g) ~ 33% more
  • Wunderbar: Net wt. 1.7 oz (48g), up to 85 uses


Non-toxic, fragrance-free and biodegradable

How did we curate this product?

While there’s no universal standard for sustainable manufacturing, Living Deep is committed to supporting brands, makers and manufacturers that are on a ‘deep green’ path, making progress towards positive environmental and social benefit. As we consider how this product impacts our health and the health of all species, you can learn more about how we evaluate products, or keep reading below for our curation of this specific product...

Where does the product come from?

Made in the USA

What is it made of?

Full ingredient list can be found in the description of each product

Where does it go at the end of its life?

The canisters are cardboard/steel and recyclable. The pouch for Wunderbar is full compostable. The labels for all are fully compostable.

Company statement

Celsious is a premium sustainable garment care provider founded in 2017 by sisters Corinna and Theresa Williams. The Williams’ professional expertise in fashion and design, their love of the environment and their obsession with all things clean compelled them to open the most exciting eco-minded laundromat Brooklyn has ever seen!

Celsious laundromat in Williamsburg, Brooklyn, features a hygienic and inviting space boasting energy-efficient washers and dryers, an abundance of natural light and a chill playlist.

Each wash comes with complimentary hypoallergenic laundry powder and customers have access to natural solutions for stains, odor and static, as well as helpful advice from friendly staff. The Williams sisters are committed to providing “a cleaner clean” and an all-around enjoyable laundry experience for all. 

By leading by example, they hope to transform the laundry industry into a caring, customer-focused, and environmentally educated industry.


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