Do the Math: Why Better Merch Often Costs Less

Mar 9, 2026 | Promohacks

Do the Math: Why Better Merch Often Costs Less How we help our clients choose merch that actually works. When companies choose branded merchandise, the first question is almost always the same: “How much is it per unit?” It’s an understandable instinct. Budgets...

Meet Promopooch

Mar 2, 2026 | Promohacks

Meet Promopooch Karst’s Chief Snark Officer Has Entered the Room Let’s get something straight. Promopooch was not created to be cute.He was created because somebody needed to say it. You know the moments.“Can we see 12 more options?”“We need it custom… by next...

Mardi Gras Without the Beads?

Feb 17, 2026 | Promohacks

Mardi Gras Without the Beads? The Banned Bead Drama, the Weird Things Replacing Them, and What Brands Should Actually Learn From This Mardi Gras Without the Beads? The Banned Bead Drama, the Weird Things Replacing Them, and What Brands Should Actually Learn From This...

Content Creator Internship

Feb 3, 2026 | Careers

Content Creator Internship Karst is a creative branded merch agency that believes merch should actually mean something. We create intentional, elevated branded product experiences, and we’re looking for a Social Media Content Creator Intern to help showcase our client...

From Lowcountry Tides to Sustainable Materials: Introducing Oytex

Nov 16, 2025 | Promohacks

In Charleston, sustainability isn’t just a trend—it’s part of the rhythm of life. From the tides that reshape our shoreline to the oysters that rebuild our reefs, this city thrives on cycles of renewal. That’s why we’re so proud to introduce Oytex, a material that...