It would be desirable that they were not of medium hardness, but of maximum tk does not withstand the average hardness of use for more than 2 weeks. Its pros: Everything as indicated in the description: 4 pieces for oral b. With its cons: Dorogova something like that for 4 pieces, and plus everything very quickly lose the ability to clean (maximum 2 weeks of use - one cartridge).
Oral B Vitality Limited Precision Clean 🦷 Rechargeable Toothbrush - White Refill for Optimal Oral Cleanliness
83 Review
Oral-B Pro 570 CrossAction, white-blue
84 Review
💎 Set of 4 Philips Sonicare HX6064/10 Best White W2 Brush Heads with BrushSync for Effective Teeth Whitening
61 Review
💡 4 Pack of Oral-B Cross Action Electric Toothbrush Replacement Brush Heads
61 Review
🍊 TheraBreath Fresh Breath Chewing Gum: ZINC with Citrus Mint Flavor - Pack of 6 (10 Count)
11 Review
Breath Me TM 50pcs Black Fiber Reed Diffuser Refill Sticks 12 inch - Elegant Home Fragrance Replacement
11 Review
BLIS Fresh Breath Kit: Potent BLIS K12 Oral Probiotic for Bad Breath & Halitosis Treatment - Clinically Proven Mouthwash, Tongue Scraper, Lozenges - 4 Week Supply
11 Review
Convenient Listerine Ready! Tabs Whitening Chewable Tablets: Polar Mint Flavor to 🦷 Combat Bad Breath, Whiten Teeth, and Eliminate Germs Anywhere, 24 ct, Sugar-Free, Gluten-Free
11 Review