Rumble Jar
We make professional-grade cold brew coffee filters for your home. Our stainless steel filters were built to the precise specifications of cold brew experts, and then re-engineered to work in tandem with classic Mason jars or portable water bottles. Now you can make DIY cold brew that's as good as the stuff in stores.
San Francisco, US · prices in USD · ships to 2 countries. Catalogue read from therumblejar.com's own public product feed on 2026-09-13. Every figure below is an observation from that feed, not an estimate.
Sales estimate
therumblejar.com does not publish stock levels. Units sold can only be derived from stock falling between two readings, so no revenue figure is possible for this store — by any method, not just ours.
Store facts
Brands carried
Matched on the store's own brand field, so these are exact — not guessed from product names.
Products
| Product | Brand | Price | Was | Off |
|---|---|---|---|---|
| Coffee for Cold Brew 3-pack (36oz) | Rumble Jar | 36.0 USD | 48 USD | −25% |
| Rumble Jar Kit + Coffee bundle | Rumble Jar | 39.99 USD | 45.99 USD | −13% |
| Rumble Go: Portable Cold Brew Coffee Maker, includes 34oz Insulated Bottle | Rumble Jar | 44.0 USD | 49 USD | −10.2% |
| Rumble Jar: One Gallon size (128oz), filter-only (no jar included) | Rumble Jar | 29.99 USD | — | — |
| Rumble Jar: Quart size (32oz), includes Mason jar | Rumble Jar | 29.99 USD | — | — |
| Rumble Jar: Half gallon size (64oz), filter-only (no Mason jar included) | Rumble Jar | 24.99 USD | — | — |
| Rumble Go: Portable Cold Brew Coffee Maker (filter only) | Rumble Jar | 21.99 USD | — | — |
| Rumble Jar: Quart size (32oz), filter-only (no Mason jar included) | Rumble Jar | 19.99 USD | — | — |
| Coffee for Cold Brew (12oz) | Rumble Jar | 16.0 USD | — | — |
| Flip-up Pour Lid w/ Handle for Gallon-Size Brewing Jars | Rumble Jar | 6.99 USD | — | — |
Catalogue over time
| Date | Products | In stock | Median price |
|---|---|---|---|
| 2026-09-13 | 10 | 9 | 27.49 USD |
| 2026-09-11 | 10 | 9 | 27.49 USD |
| 2026-09-09 | 10 | 9 | 27.49 USD |
| 2026-09-08 | 10 | 9 | 27.49 USD |
| 2026-09-06 | 10 | 9 | 27.49 USD |
| 2026-09-05 | 10 | 9 | 27.49 USD |
| 2026-09-03 | 10 | 9 | 27.49 USD |
| 2026-09-01 | 10 | 9 | 27.49 USD |
| 2026-08-19 | 10 | 9 | 27.49 USD |
| 2026-08-15 | 10 | 9 | 27.49 USD |
| 2026-08-02 | 10 | 9 | 27.49 USD |
Data collected from therumblejar.com's public product feed. Not affiliated with or endorsed by this store. Request removal.