Replacement Silicone Brush Heads, Pack of 3 Designed as direct replacements for T100, T300, T500, and T500C sonic electric toothbrush models, these silicone brush heads make routine upkeep simple and reliable. Key benefits Direct compatibility: Fits T100, T300, T500, and T500C model handles for straightforward installation and secure connection. Durable silicone construction: Soft, flexible material intended for regular use while maintaining shape and fit. Easy swapin replacement: Change heads quickly to keep your toothbrush functioning smoothly without requiring additional tools. Practical everyday support: Intended to support consistent maintenance of oral care routines through convenient replacement parts. What makes these stand out Pack of 3 provides immediate spares for rotation or multiple users. Standard size 1 format matches listed models for reliable fit and operation. Simple design focused on function, ease of replacement, and routine use. Typical use scenarios Travel spare: Keep an extra head in your kit for short trips or business travel to avoid carrying the whole handle. Family rotation: Use the threepiece pack to provide replacements for multiple household members who use the same compatible handle. Scheduled replacement: Swap out a worn head after routine use to maintain consistent brush performance. Product specifications Material: Silicone Pack quantity: 3 pieces Size: 1 Compatible models: T100, T300, T500, T500C Simple, compatible, and convenient replacement heads designed to fit the listed sonic electric toothbrush models and support regular daily use.