Certification:CE Origin:Mainland China Model Number:D903 Material:ABS/TPE/Dupont nylon Item Type:Toothbrushes Head Quantity:4 Age Group:Adults Mornwell - For Your Health & Beauty About the product These Toothbrush Replacement Heads are only compatible for Mornwell D01/D02 Sonic Electric Toothbrush, please don't use on other brands/models toothbrushes Material: ABS/TPE/Dupont nylon Simply remove & click on/off to your Mornwell electric toothbrush. Each head comes with a hygiene cap for storage or travel, our brush heads are convenient to carry without deformation, more hygienic and healthier, best for business travel or holidays Dentists suggest to replace toothbrush head at least every 3 months to avoid exceeding breed of bacteria Product features: Standard brush head: Conform to contour of teeth for effective,deep cleaning. The 4 Replacement brush heads come with caps for hygienic storage and travel. What you will get: Standard brush head with cap X 4 Warranty: We provide 18-month warranty. Please contact us for a satisfactory solution if any issues during warranty.