Abstract: Provided are a charging case for wireless earbuds and a wireless earbud assembly. The charging case for wireless earbuds includes an outer housing assembly, an inner housing. and a detachable mechanism. The outer housing assembly and the inner housing are configured to rotate relative to each other, and a slot is disposed in the outer housing assembly. The detachable mechanism includes a rotating base, an elastic snap-fit member, and a rotating shaft. The rotating base is at least partially exposed outside the outer housing assembly, the rotating shaft is connected to the rotating base and is rotatably connected to the inner housing, and the elastic snap-fit member is disposed on the rotating base.