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At Delta’s 100-year sales offsite, the airline marked a century of innovation, connection, and taking people places, literally and figuratively. But this milestone wasn’t just about looking back. It was about celebrating the people who made it all possible, and giving them something special to remember it by.

On an October morning in New York City, hundreds of people lined up around the block outside Air Mail in the West Village. It wasn’t for a sneaker drop or a new iPhone, but for an AI hat. Anthropic, the team behind Claude, had quietly launched a pop-up called “Zero Slop.” The premise was simple: free caps, free coffee, and a calm, thoughtful space to celebrate the company’s mindful approach to AI. By sunrise, there were already hundreds in line, and by mid-morning, even more.

Whether you’re dressing up with your department, your best work friend, or your entire remote team, these group Halloween costume ideas for work are easy to pull off, totally work-appropriate, and guaranteed to earn a few laughs (and maybe the grand prize).

Discover SwagUp's top custom swag picks for 2025—premium, practical, and memorable gifts your team and clients will actually love.

Order custom swag effortlessly with SwagUp. From personalized kits to global shipping, our easy process ensures high-quality branded gifts for your team, clients, and holiday events.

Swag shouldn’t be complicated. Our Swag Solution Quiz makes it simple by matching you with the perfect swag strategy for your goals, budget, and timeline. In just a few clicks, you’ll get curated recommendations—whether you’re building an onboarding program, sending client gifts, or launching a swag shop. No stress, no guesswork—just a clear path to swag that works.