Grove Collaborative: Eco-Friendly Home Essentials ...

Source Replacement Heads

Source Replacement Heads - Main image
$4.31 $8.49 In stock

Category: Toothbrush Heads

When it comes to your toothbrush, always replace instead of creating more waste. These Radius Source Replacement Heads work well with the Radius Source Toothbrush so you can keep your main toothbrush use after use and reduce plastic consumption and waste by 93%. These super convenient brushes feature a long, thin neck so you can easily reach where you need to brush, too. Plus, they’re paraben-free, made in the U.S., vegan, and Leaping Bunny–certified.

How often should you replace a toothbrush head?

The American Dental Association (ADA) recommends changing out your toothbrush head every three months, so you can avoid using a toothbrush with too much built-up bacteria.

Why Grove members choose these Radius Source Replacement Heads:

  • These toothbrush replacement brushes extend the life of their Radius Source Toothbrush
  • They’re BPA-free
  • They help reduce waste by allowing you to reuse your main toothbrush
  • Radius is a women-owned business that supports charity

Sustainable toothbrushes for kids and families

Radius creates oral care products to leave your mouth (and the planet) a little bit cleaner. Impressed by these Radius Source Replacement Heads? Check out everything Radius that Grove has available for members.

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When it ships

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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If you need a refund

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 4 reviews)

Amelia ★★★★★

These fit my existing handle perfectly and the bristles are much stiffer than the old generic ones I was using before, which gives a noticeably deeper clean.

Richard ★★★★★

I was pleasantly surprised by how securely these heads click onto the handle—no wiggling at all. The bristles are firm but gentle on my gums, and knowing I’m reducing plastic waste with each swap makes the upgrade feel worthwhile.

Leo ★★★★★

The fact that I can keep the same handle and just swap these heads out is exactly why I switched to this system. They click in securely and feel just as sturdy as the original, so there’s no compromise on cleaning power. Zero guilt about tossing another plastic toothbrush every few months.