{
  "id": 17690554,
  "title": "I 3D printed a Fitbit Air bicep mod to wear it under my sleeve",
  "url": "https://urgent.news/2026/11/01/i-3d-printed-a-fitbit-air-bicep-mod-to-wear-it-under-my-sleeve",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-11-01T22:00:10.000Z",
  "source": {
    "name": "Android Police",
    "slug": "android-police",
    "url": "https://www.androidpolice.com/why-i-put-a-google-fitbit-air-inside-a-whoop-band-on-my-bicep/"
  },
  "original_language": "en",
  "account": "For those seeking a screenless tracker, the Google Fitbit Air offers an economical alternative to pricier options like the Whoop band. Intrigued by the possibilities of 3D printing, I recently acquired a Bambu Lab P2S printer and decided to create a custom adapter for the Fitbit Air. However, I faced a challenge with flexible TPU filament, opting instead to print a charging stand for the charging puck. While researching community-made files, I discovered a Fitbit Air-to-Whoop 4.0 adapter on the Bambu Studio app, sparking an idea to use the Whoop band as a housing for the Fitbit Air. This unconventional placement proved useful, as the longer and more expandable Whoop strap makes it easier to wear around the bicep. I 3D printed an adapter using PLA plastic, which securely holds the Fitbit Air in place. Despite some discrepancies in metrics, the Fitbit Air surpassed the Oura Ring 4 in sleep time and step tracking. Wearing the tracker on the bicep sacrifices step accuracy, but the Google Pixel Watch remains the best option for precise measurements. Ultimately, I choose to wear the Fitbit Air on my bicep to hide it under my sleeve, while still relying on an analog watch and Oura Ring 4 for accurate health metrics.",
  "summary": "Best of both worlds",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}