What's your favourite swag that you actually wear/use?

Thinking of having some Farcaster swag made & looking for ideas.

(if I pick your idea I'll send you some swag)

Building open source via @frames, /open-frames to help Farcaster and decentralized social win. a16z CSX23. Side proj: farcasterchannels.com farcaster.id @search

Everything Lens has ever made, especially the hats. It’s not the object it’s the cute design for me

The Farcaster formerly known as Kchamp. Books, beats, bodybuilding, bright ideas and beautiful things.

katherinechampagne.com 

what vibe do you like for the design? any particular examples