Dark Matter Cold Brew — 16 oz Bottles

Castor & Pollux Coffee Roasters · San Diego
Castor & Pollux Dark Matter 16 fl oz cold brew bottle with orange cap on a white surface against an orange background

New 16-ounce bottle · Same pack prices

More coffee.
Same prices.

Dark Matter Cold Brew. Bold, smooth, and ready to drink—now in a larger bottle with our signature orange cap.

16 fl oz (473 mL) in every bottle.
Brewed in small batches in San Diego.

Check the product page for current pack availability. For refrigerated local fulfillment, contact us. You can also find our bottled cold brew at Heavenly Bodega in Bankers Hill.

Cold brew. Kept cold.

Perishable—keep refrigerated. Enjoy straight from the bottle or pour over ice.

Sip. Clean. Reuse. Recycle.

Rinse and clean your empty rPET bottle, repurpose it for non-food uses where appropriate, and recycle where accepted by your local program.

DRINK IT LOUD above the San Diego skyline

Ready to get roasting?

Whether you run a cozy café, neighborhood market, or busy restaurant, exceptional coffee makes all the difference. At Castor & Pollux Coffee Roasters, we partner with businesses that value quality, culture, and craft, helping create coffee programs tailored to your space and customers.

Inspired by our Latino heritage and rooted in Southern California, we roast bold, balanced coffees in small batches at our San Marcos, CA roaster, using ethically sourced beans and sustainable practices.

Local partners are always welcome to visit for tastings and training, and for businesses outside Southern California, we ship nationwide.

Ready to elevate your coffee program? Let’s make something great together.

Get in touch

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Frequently Asked Questions

Yes, we do. Our wholesale program is tailored to each business we partner with. If your team needs training, we can develop a customized program designed specifically for your coffee setup and service.

Yes. We ship our coffee beans throughout the USA as well as internationally.

Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location.

No!!! we do not have any contracts with our wholesale customers. If you no longer wish to carry Castor & Pollux Coffee, you can let us know anytime.

Minimums vary depending on your location and delivery method. Local partners typically have lower minimums, while shipped orders may require a larger quantity.

Each type of product has a different minimum, i.e. Canned cold brew, Whole bean coffee, etc.

We offer, Whole bean coffee, canned cold brew coffee, and Cold brew kegs.

Absolutely! We can set up a private tasting that will allow you to get the full experience before you commit.

HELL YES! We can work with partners interested in exclusive blends or branded coffee offerings.

Simply reach out through our wholesale contact form. Or text Danny, head of marketing and Sales. (813) 203-2686

We’ll schedule a conversation to learn about your business and help build the right coffee program for you.