Notes: The product may crack and break when encountering toothpaste containing peppermint essential oil. Indicator Bristles: The toothbrush replacement head has special bristles, which are Green-colored and will fade to white after brush for 3 months, reminder you for replacement. Great price for 8: Wallet friendly price for you, perfect fit, high quality, great choice for replacement heads. Cover More Tooth Surface: Streamlined W-shape section of the bristles, which better fits the shape of the teeth, and effectively cleans the gaps and difficult-to-reach corners of the teeth without hurting your gum. Standard Size & Firm Bristles: Ofashu standard size brush head is suitable for most people, firm bristles can clean teeth more effectively, but for people with sensitive gums, we recommend choosing softer bristles. 8X Effective Clean: Ofashu standard toothbrush heads C2 can remove up to 8x more plaque along the gum line and in between teeth. Compatible With Snap-on Philips Sonicare: Ofashu electric replacement brush heads compatible with Premium Plaque Control, 3 Series gum health, DiamondClean, EasyClean, Essence+, FlexCare, FlexCare+, HealthyWhite+, PowerUp, 4100 5100 6100 9900 7500 hx3220b hx6730 hx681a hx 6250 hx9044 C1 C2 C3 G2 G3 W W3.Best Sellers Rank: See Top 100 in Health & Household. Bristle Material: Ofashu Nylon Bristle Replacement Brush Head Compatible with C1, C2, C3, W, W3, G2, G3, A3, 4100, 5100, 7500, 9900, Hx9024, HX6064 See more. Age Range (Description): Adult. Size: Standard. Color: White-green. Brand: Ofashu. : B0BD4BF6KW. Manufacturer: Ofashu. Date First Available: September 13, 2022. Item model number: JT_6064_white. Package Dimensions: 3.86 x 3.7 x 1.46 inches; 2.4 Ounces.