Cirkul Brand Guidelines: The Flavour Dial, the Sip Cartridge & TikTok Virality

Cirkul let you dial your flavour.

Cirkul is a lesson in a single mechanism, made viral. It was founded by Garrett Waggoner and Andy Gay — former Dartmouth College football teammates (not hockey) — who were frustrated by sugary sports drinks. It’s most widely dated to 2015, with its first product shipping via an Indiegogo campaign in 2017 (so the year is best given as “around 2015; first product in 2017”), and it’s based in Tampa, Florida. (Two honest notes: drop the sometimes-cited “Connecticut origin” — sources point to Tampa; and no official brand hex or typeface is published.)

The core product is genuinely clever: a reusable bottle plus a flavour cartridge called a “Sip” that seats in the lid at the mouthpiece. As you drink, flavour is metered into the water stream at the sip point — never pre-mixed into the reservoir — and a numbered dial lets you set the intensity from 0 (plain water) up to 10 (maximum flavour). It’s a simple, mechanical, app-free control, and a one-way valve keeps flavour from backing into the bottle. There are 150+ flavours, all marketed zero-sugar/zero-calorie, across lines like FitSip (electrolytes), LifeSip (B-vitamins) and an energy/caffeine range; each cartridge makes roughly six 20oz drinks.

What made Cirkul a phenomenon was TikTok: massive virality around 2021–2023 (a documented ~1 billion TikTok views), a cartridge subscription model, heavy direct-to-consumer sales, and then retail — it launched in Walmart in 2022. It’s privately held and venture-backed, raising a $30M Series B (2021) and a $70M Series C (2022) that valued it at $1 billion (best described as a 2022 funding-round valuation, not a current market value, and revenue figures are best left unstated). The identity is bright, playful and modern, with a lowercase “Cirkul” wordmark and the tagline “Finally, Water Is Your Favorite Beverage.” A dial for flavour.

Cirkul lives in bright, flavour-coded colour. Click a swatch to copy the hex.

Cirkul’s identity is built on bright, energetic, flavour-coded colour — vivid cyans, magentas and yellows, with each Sip cartridge carrying its own hue. Rather than one signature colour, the brand uses a lively multi-colour system that reads as fun, youthful and appetising, matching a product designed to make water exciting for a young, social-media audience. The flavour-coding is functional too: colour signals flavour at a glance across 150+ options. It’s a playful, high-energy palette built for TikTok-era appeal. The honest caveat: Cirkul publishes no official brand hex, so the cyan, magenta and yellow here are an original, unofficial interpretation, not first-party values.

The lesson is bright, flavour-coded colour can sell a fun sensory product. Cirkul’s vivid palette makes water feel exciting and signals flavour instantly. For designers, it’s a reminder that colour can be both expressive and functional (coding a big range). The takeaways: use bright, energetic colour for a youthful, fun product; colour-code a large range for legibility; and treat specific hexes as unofficial when the palette is a flavour-coded system.

The wordmark is a friendly rounded sans — bright and fun.

Cirkul’s identity carries a friendly, rounded, energetic spirit — a lowercase “Cirkul” wordmark whose soft, approachable letterforms read as fun, youthful and modern. The friendly type matches a brand built on bright colour and a playful “make water fun” promise, aimed squarely at a young, TikTok-native audience. Set against a bright, flavour-coded palette, the type feels lively and inviting — exactly the fun, energetic personality Cirkul cultivates. It’s soft and modern rather than technical or rugged, mirroring the playful product. Because the exact wordmark face isn’t publicly documented, the honest description is “a friendly rounded sans spirit,” not a named font. The type behaves like the brand: bright, friendly and fun.

Cirkul made a mechanism a movement.

Cirkul is a lesson in a single mechanism plus social virality. The whole brand rests on one clever, tangible idea — a dial you turn to control how much flavour infuses your water, from plain to full — that’s instantly graspable, fun to demonstrate, and perfect for short-form video. That “dial your flavour” hook is a genuine product innovation (patented, mechanical, app-free) and a marketing gift: it made Cirkul enormously shareable on TikTok, where a billion views turned a niche bottle into a phenomenon. Behind the hype sits a durable razor-and-blades business (the bottle is cheap, the Sip cartridges are recurring, sold by subscription) and a real distribution build (DTC first, then Walmart in 2022). The lesson is that a single, demonstrable mechanism — especially one that’s fun to show — can be both the product’s point and its growth engine in the social-media era. The honest discipline is not overstating the finances (the $1B was a 2022 round valuation, not current market value). Make the mechanism the show, and it can become a movement.

For designers and brand-builders, Cirkul offers a clear takeaway: a single, demonstrable mechanism can be both product and marketing. The lessons: build around one tangible, easy-to-show mechanism (the flavour dial); pair it with a recurring model (cartridge subscription) and real distribution (DTC → Walmart); and let its shareability drive growth (the TikTok virality). It’s also a reminder to keep the facts precise — Cirkul was founded by Dartmouth football teammates Garrett Waggoner and Andy Gay (around 2015, first product 2017), is based in Tampa, and its $1B figure is a 2022 funding-round valuation. Cirkul made a mechanism a movement — proof that one clever, demonstrable idea can carry a brand.

Keep Cirkul’s identity on hand — save it to a board in the Made Good inspiration library.