{"product_id":"yunchi-replacement-electric-toothbrush-heads-dupont-fairywill-seago","title":"YUNCHI Replacement Brush Heads for Fairywill \u0026 Seago – DuPont","description":"\n\u003ch2\u003eYUNCHI Electric Toothbrush Replacement Brush Heads – DuPont Bristles for Fairywill \u0026amp; Seago\u003c\/h2\u003e\n\u003cp\u003eKeep your smile fresh and your electric toothbrush performing at its best with \u003cstrong\u003eYUNCHI Replacement Brush Heads\u003c\/strong\u003e. Engineered with premium DuPont bristles and a unique \u003cstrong\u003eW-shaped brush head design\u003c\/strong\u003e, these refills deliver a thorough, gentle clean that fits snugly against every surface of your teeth for superior plaque and stain removal compared to manual brushing.\u003c\/p\u003e\n\n\u003ch3\u003eWide Compatibility\u003c\/h3\u003e\n\u003cp\u003eThese replacement heads are designed to fit a broad range of popular electric toothbrush models:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFairywill:\u003c\/strong\u003e FW-D1, FW-D3, FW-D7, FW-D8, FW-507, FW-508, FW-551, FW-917, FW-959, FW-2011\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeago:\u003c\/strong\u003e SG-503, SG-507, SG-507B, SG-513, SG-515, SG-522, SG-548, SG-551, SG-575, SG-610, SG-612, SG-910, SG-949, SG-958\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eYUNCHI:\u003c\/strong\u003e Y1 Electric Toothbrush\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium DuPont Bristles:\u003c\/strong\u003e Soft yet effective bristles that are gentle on gums while providing a thorough clean\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eW-Shape Brush Head:\u003c\/strong\u003e Contoured design hugs the natural shape of each tooth for 100% more stain and plaque removal versus manual brushing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Twist-to-Lock Replacement:\u003c\/strong\u003e Simply rotate right to unlock and swap out your old head — no tools or accessories needed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable in Multi-Packs:\u003c\/strong\u003e Choose from 5, 10, or 20-count packs to keep a fresh head on hand at all times (dentists recommend replacing every 3 months)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdult Use:\u003c\/strong\u003e Sized and designed for adult mouths for an optimal fit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlastic Body, High-Quality Build:\u003c\/strong\u003e Durable, lightweight construction built to last through consistent daily use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Replace Your Brush Head Regularly?\u003c\/h3\u003e\n\u003cp\u003eAccording to the Centers for Disease Control and Prevention (CDC), maintaining consistent oral hygiene — including regular toothbrush head replacement — is a key part of good oral health. Worn bristles are far less effective at removing plaque, so swapping your head every 3 months keeps your routine at peak performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eYUNCHI Replacement Brush Heads (5, 10, or 20 pack — depending on option selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYUNCHI\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBristle Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuPont Soft Bristles\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHead Design\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eW-Shape\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 \/ 10 \/ 20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended For\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdults\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Are these YUNCHI replacement brush heads compatible with Fairywill FW-D1, FW-D3, and FW-D7 toothbrushes?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These YUNCHI replacement heads are fully compatible with Fairywill FW-D1, FW-D3, FW-D7, and FW-D8 models, as well as many other Fairywill and Seago electric toothbrush models. Always double-check your model number against our compatibility list above before purchasing.\u003c\/p\u003e\n\u003ch4\u003eQ: How often should I replace my electric toothbrush head?\u003c\/h4\u003e\n\u003cp\u003eA: Dental professionals generally recommend replacing your toothbrush head every 3 months, or sooner if the bristles appear frayed or worn. Buying a multi-pack of YUNCHI replacement heads makes it easy and cost-effective to stay on schedule.\u003c\/p\u003e\n\u003ch4\u003eQ: Are the DuPont bristles safe for sensitive gums?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The DuPont bristles used in these YUNCHI replacement heads are soft and designed to be gentle on gum tissue while still effectively cleaning tooth surfaces. The W-shaped design helps the bristles contour naturally to your teeth without excess pressure on your gums.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install the replacement brush head?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is simple — align the new YUNCHI brush head with the toothbrush handle connector and rotate it to the right to lock it securely in place. No tools or additional accessories are required. Removal is just as easy: rotate left to unlock and pull off the old head.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Are these YUNCHI replacement brush heads compatible with Fairywill FW-D1, FW-D3, and FW-D7 toothbrushes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! These YUNCHI replacement heads are fully compatible with Fairywill FW-D1, FW-D3, FW-D7, and FW-D8 models, as well as many other Fairywill and Seago electric toothbrush models. Always double-check your model number against our compatibility list above before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"How often should I replace my electric toothbrush head?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Dental professionals generally recommend replacing your toothbrush head every 3 months, or sooner if the bristles appear frayed or worn. Buying a multi-pack of YUNCHI replacement heads makes it easy and cost-effective to stay on schedule.\"}}, {\"@type\": \"Question\", \"name\": \"Are the DuPont bristles safe for sensitive gums?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The DuPont bristles used in these YUNCHI replacement heads are soft and designed to be gentle on gum tissue while still effectively cleaning tooth surfaces. 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