Have you ever had a pair of ear buds fit perfectly out of the package? Probably not. Well, [Joe] decided to take matters into his own hands and cast his own silicone ear bud covers custom made for him ...

Casting parts in silicone is great, and 3D printing in resin is fantastic for making clean shapes, so it’s natural for an enterprising hacker to want to put the two together: 3D print the mold, pour ...

LAS VEGAS—Because they’re designed for the specific anatomy of your ears, custom earphones are extremely comfortable—and as an added bonus, you don’t have to worry about someone “borrowing” them, ...