Replacement toothbrush heads compatible with O2 electric toothbrush models. Available in packs of 4 or 8, color white. Plastic construction with mediumstiff bristles for reliable daily use. Key benefits Balanced cleaning and gentle contact: Moderately firm bristles are designed to balance cleaning capability and gentleness, helping the brush head access hard to reach areas without excessive abrasion. Broad compatibility: Designed to fit multiple electric toothbrush models, with compatibility for O2 specified, so these replacement heads integrate easily into existing oral care routines. Longlasting bristle structure: Durable mediumstiff bristles maintain shape and performance through regular use to provide consistent brushing feel over time. Comfortable handling: Lightweight construction and an ergonomic profile make changing and handling the brush heads simple and comfortable. Clear sizing and options: Available as a 4 pack or an 8 pack in white to suit individual or household replacement needs. Product details Quantity options: 4 or 8 pieces Color: White Material: Plastic Model compatibility: Suitable for O2 Product type: Toothbrush head Practical use scenarios Daily replacement routine: Keep a set of four on hand for scheduled replacement every few months, so fresh heads are ready for morning and evening brushing. Travel and backup supply: Pack a spare head or two in your travel kit and store the rest at home to avoid running out while away. Shared households: Use the 8 piece option to provide each household member with their own replacement heads while maintaining compatibility with an O2 model electric toothbrush. What makes these heads stand out Designed with mediumstiff bristles that aim to balance thorough contact and a gentle brushing feel. Constructed for everyday durability and straightforward replacement. Offered in practical pack sizes to match or family needs. Contents of package may vary by selected quantity.