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Sonic Replacement Heads
The refill that makes owning Sonic One practical.
★★★★★4.6 · 341 verified reviews
Ships when released
Charged today. Reserved from the first production run.
One-time purchase
Pack of 2
24৳
Free shipping over 45৳ · Cancel any time before dispatch
30-day guarantee
Free shipping over 45৳
Full formula published
Best for
Sonic One owners.
Availability
Pre-order · Ships when released
How to use
Three steps, twice a day
01
Charge fully first
A full charge takes four hours and lasts around two weeks of normal use.
02
Let the brush do the work
Guide it slowly along each tooth; no scrubbing needed.
03
Replace the head
Swap heads every 12 weeks, or sooner if bristles splay.
What's inside
Every ingredient, and its job
Sonic motor
31,000 movements per minute across three modes.
Lithium-ion cell
Two weeks of use per four-hour charge.
IPX7 housing
Rated for full immersion — safe in the shower.
DuPont bristles
End-rounded soft filaments, replaced every 12 weeks.
Compatibility, bristle specification and replacement guidance are published for every batch.
Why it works
Sonic Replacement Heads, in three claims we can support.
Each one is tied to finished-product testing, not ingredient-level inference.
31k
Movements a minute
Three modes, all paced by a 30-second quadrant timer.
2wk
Battery per charge
Measured at two minutes of brushing, twice daily.
2yr
Warranty
Covered against manufacturing defects, heads included for 12 weeks.
Reviews
4.6
★★★★★
341 verified reviews · 94% would buy again
5★
78%
4★
15%
3★
4%
2★
2%
1★
1%
★★★★★
Second purchase
Three weeks in and it has quietly become the part of the routine I do not think about.
Verified buyer · Priya R.
★★★★★
Subscriber
The page told me exactly what was in it before I bought. That is rarer than it should be.
Verified buyer · Marc D.
★★★★★
First order
Does one job properly instead of promising five.
Verified buyer · Elena K.
Questions
Before you buy
How long until I notice a difference?
Most people report a change within two to four weeks of consistent twice-daily use. We publish the testing window rather than a headline number.
Is it safe to use every day?
Yes — Sonic Replacement Heads is formulated for daily use as directed. Full directions and cautions are on pack and listed on this page.
When will my order arrive?
In-stock items leave within one working day. Pre-ordered items ship on the date shown on this page, and everything in an order travels together.
What if it is not right for me?
Return it within 30 days for a full refund, opened or not. Contact support and we handle the postage.
Routine fit
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