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Sauna Water Sells Cans, a Gift Card, and a Book With Three Buy Buttons

Sauna Water sells canned botanical beverages, a gift card, and a printed book on Squarespace, each through its own Buy Button Plus embed. Squarespace keeps the brand feeling like a brand; Shopify quietly handles the subscriptions, discounts, and gift card balances underneath it.

Sauna Water makes alcohol-free, botanical sparkling drinks built around sauna and cold-plunge culture, covered by the Minnesota Star Tribune and Bevnet. Their Squarespace site has 55 pages, but only nine of them actually sell anything: the homepage and shop page’s drink lineup, three single-flavor pages, a sample pack, a $25–$500 gift card, and a printed sauna design book. The gift card and the book each check out through their own Buy Button Plus embed, built to match the cans exactly.

Two things are happening on that site. Squarespace handles the part Sauna Water picked it for: photography, writing, a homepage that feels like a brand instead of a shelf. Shopify handles the part nobody wants to build from scratch: the monthly charge that repeats itself, the discount for buying a case instead of a can, the balance on a gift card, one cart that works no matter which of the three you’re buying. Neither tool gave anything up, and the buy button is the only spot where they meet.

Hover, tap, or focus the image to dim everything Squarespace renders. Even the tagline above the carousel turns out to be page copy. The app starts at the first product card.

The homepage shows one row of drinks: Nordic Spruce, Forest Fields, Superior Coast, and a Sample Pack. The photos run edge to edge with nothing boxing them in, and every corner on the page (cards, buttons, even the little arrows on the carousel) has been squared off, so nothing about it reads like a plugin that got dropped onto the page.

Each can carries two choices above the price: a quantity option for 6, 12, or 24 cans, worth a discount either way, and a choice between buying once or getting a delivery every month at 12% off. Those come from two different Shopify mechanics: variant pricing for the can count, and a selling plan for the subscription. The embed shows both automatically, no extra setup required on Sauna Water’s end. Clicking a flavor’s photo or name leaves the row for its own page: Nordic Spruce repeats the same buying choices next to a bigger photo gallery and the full ingredient list.

Nordic Spruce product page on Sauna Water: a photo gallery including a nutrition facts label, beside a Number Of Cans dropdown set to 6 Cans, the price $20.00 USD, a One-time purchase radio selected above Deliver every month 12% off, and a full-width navy Add to Cart button
The quantity break and the subscription are two different Shopify mechanics, rendered by the same embed with no extra setup.

All of that stays on Shopify’s side of the fence. Sauna Water’s site never has to think about the monthly charge, the discount, a card that gets declined next February, or the case-size pricing. Its only job is to show a couple of simple choices, which is something Squarespace is already good at.

One shade of navy runs through every button on the site, the checkout screen, and even the little arrows on the carousel: one deliberate color instead of the app’s default blue. The cart matches too. Instead of the usual full-height panel sliding in from the side, it sits low and short at the bottom of the screen, more like a drawer than a takeover.

The gift card and the book flip the homepage’s approach. The title, description, and photo are all switched off, so the embed shows only the amount to pick and a button, and the photography and copy around it are ordinary Squarespace content. On the gift card page, the card’s background matches the page around it exactly, so there’s no edge to notice, just one continuous cream-colored page with a button sitting in it.

Sauna Water shop page: a $25 gift card amount dropdown beside a navy gift card graphic reading Online Gift Card, and below it the Ridiculously Good-Looking Saunas book by Christopher Selman with its cover, an open spread, and an Add to Cart button
A gift card and a coffee-table book, a few sections apart on the same page, each checking out through its own button, built to match the other two exactly.

None of this needed a different setup for each page. The same handful of style choices that make the gift card and book pages feel native also stretch to cover the homepage’s row of drinks, and the cart uses that same styling too, so the cart and the products it’s selling always look like they belong to the same site.

Sauna Water didn’t leave Squarespace, and it didn’t build a separate store section for the gift card or the book. It kept the site builder its brand looks best on, and handed Shopify the parts it’s genuinely hard to beat: subscriptions, quantity discounts, gift cards, a checkout shoppers already trust. Three buy buttons, one shared look, and a monthly subscription, a gift card, and a hardcover book all selling from the same Shopify account, on a site that’s still a Squarespace site.

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Frequently asked questions

Can I sell a subscription through a Buy Button Plus embed?
Yes. If a product has a subscription option turned on in Shopify, the embed shows it automatically, right next to the one-time price, with nothing extra to install. Every can on Sauna Water’s site offers “Deliver every month, 12% off” alongside a choice of 6, 12, or 24 cans.
Can I sell more than one kind of product through Buy Button Plus, like a gift card or a book alongside my main product?
Yes. Each embed points at one product or one collection, so it doesn’t care what kind of product that is. Sauna Water runs three separate embeds off the same Shopify account: a lineup of drinks, a $25–$500 gift card, and a printed sauna design book from the publisher Gestalten.
Can I hide everything the embed would normally show, like the title, description, and photo?
Yes. Title, description, image, and price can each be switched off on their own. Turn them all off and you’re left with just the buy button, so your own page can carry the photography and copy instead. That’s how Sauna Water’s gift card and book pages work.
Can I make the embed match my page's background exactly so there's no visible edge?
Yes. Sauna Water matched the color of their gift card page’s background exactly, so the card and the page are the same color and there’s nothing to see where one starts.
Does Buy Button Plus work on Squarespace?
Yes. You place the product embed wherever you want it to show up on the page, and add the cart once so it works everywhere. Sauna Water put the cart on all 55 pages of their site, even though only nine of those pages actually sell something. Read the full guide: How to Sell Shopify Products on Your Squarespace Site.