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I've only just realised that the blue colour from my toothbrush wares away so you know when to change it : r/mildlyinteresting
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Oral-B Pro Precision Clean Electric Toothbrush Head, X-Shape And Angled Bristles for Deeper Plaque Removal, Pack of 10 Toothbrush Heads, Suitable For Mailbox, White : Amazon.co.uk: Health & Personal Care
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Replacement of Oral B Cross Action Head OR How to change Oral B Cross Action Brush Head Steps - YouTube
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Oral-B Pro Sensitive Clean Electric Toothbrush Head, X-Shaped & Extra Soft Bristles For Gentle Brushing & Plaque Removal, Pack of 10 Toothbrush Heads, Suitable For Mailbox, White : Amazon.co.uk: Health & Personal
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