Unisex - 10 Halloween Costume Ideas
Unisex costumes are designed without a specific gendered silhouette in mind, Greendale's genderless human-being costume literally makes the point outright, the Cheshire Cat's flexible styling works on anyone. Nobody needs to adjust the concept to fit.
These tend to be some of the most flexible, low-pressure costumes on the site, good for group costumes where you want everyone comfortable regardless of the specific fit assumptions built into most character costumes.
Yes, that's the defining feature of this tag, no specific silhouette assumptions built in.
Often, yes, since they don't require matching a specific gendered look, they're flexible for mixed groups.
Whichever base outfit and prop the specific character calls for, check the guide, most are genuinely simple.