Jackets with embedded heating elements and phone-controlled temperature settings are moving from niche outdoor gear into everyday winter wardrobes.
A jacket with a battery is starting to feel less strange and more obvious.
Companies are shrinking battery packs and extending runtime to make the tech less noticeable under regular clothing.
Performance becomes lifestyle once it looks normal.
The trend mirrors a broader pattern of wearable tech blending into ordinary products instead of standing out as gadgets.
