Fitbit Air Active Band Silicone Replacement — Obsidian Small

The Google Fitbit Air Active Band is a sweatproof silicone replacement band designed specifically for the Fitbit Air, in Obsidian finish and Small sizing for 130–175 mm wrists.

This replacement band gives your Fitbit Air a low-profile, workout-ready strap that resists sweat and splashes. Made from flexible silicone, it’s lightweight and easy to clean so you can wear your device all day without irritation. The band is sold separately and is only compatible with the Fitbit Air model.

How will this band handle intense workouts?

The Air Active Band is built to tolerate sweat and incidental water exposure during exercise. Its silicone surface is non-absorbent and dries quickly, reducing skin irritation after repeated wear.

• Sweat- and water-resistant silicone surface
• Snug fit that stays secure during movement
• Easy to rinse and air-dry after workouts

Does the Small size fit my wrist?

The Small band is made for wrists measuring approximately 130–175 mm in circumference. Measure around the widest part of your wrist to confirm fit before purchasing to ensure comfort and sensor alignment.

• Small fits 130–175 mm wrists
• Check measurement with a soft tape or string
• Consider Large (165–210 mm) for larger wrists or looser fit

How easy is it to swap this band onto my Fitbit Air?

Attachment is straightforward and designed for tool-free swapping so you can change styles quickly. Follow the Fitbit Air’s band-release method to remove the old band and click the new one into place until it locks.

• Tool-free band exchange compatible with Fitbit Air
• Secure snap-in connectors for a reliable hold
• Low-profile buckle for a streamlined look

What maintenance does the silicone band require?

Silicone is low-maintenance: wipe with a damp cloth after heavy use and occasionally wash with mild soap and water. Avoid harsh chemicals or prolonged sun exposure to preserve color and flexibility.

• Wipe clean or hand wash with mild soap
• Air-dry; avoid high heat and harsh solvents
• Regular cleaning prevents residue build-up

Who this is for: The Google Fitbit Air Active Band in Obsidian, Small is ideal for Fitbit Air owners who want a durable, low-profile strap for workouts and everyday wear. Choose this band if you need a sweatproof, easy-to-clean silicone option that fits smaller wrists and pairs only with the Fitbit Air device.