Replacement Brush Heads Compatible for Electric Toothbrushes E1-9/SG2303/SG575 Vacuum Packing(20pcs Black)

- Replacement brush heads, widely compatible with E1-9, SG2303 and SG575 electric toothbrushes - Vacuum-sealed packaging keeps each brush head intact and protected before first use - Precise structural matching ensures secure attachment to the handle, preventing loosening during daily operation - Durable construction retains shape and functionality after repeated applications, supporting long-term reliable performance - Lightweight and compact design enables easy storage and convenient carrying, ideal for home use and travel scenarios