Laifen Max Extra Coverage Cushioned Replacement Brush Heads for Electric Toothbrush, 6 Pack Compatible with All Models (Efficient Cleaning - Firm)

【Advanced Spiral Bristle Technology】Fully covered with innovative spiral bristles, specifically engineered to maximize surface contact. This design significantly enhances plaque removal and ensures a professional-grade clean across both tooth surfaces and deep interdental areas. 【3-Tooth Coverage for Faster Brushing】The extended brush head design significantly increases the cleaning area, allowing you to cover up to three teeth in a single stroke. Experience a faster, more efficient routine without compromising on thoroughness—perfect for a high-performance lifestyle. 【1 mm Soft TPE Cushioned Backing】Featuring a thickened 1 mm soft TPE coating on the back, this brush head acts as a premium shock absorber. It cushions every movement to prevent the head from knocking against teeth, providing extra protection for your gums and enamel. 【Precision Dynamic Balance Design】Equipped with a rear counterweight, the brush head remains perfectly balanced even at maximum oscillation speeds. Enjoy a stable, smooth, and jitter-free brushing experience that ensures pinpoint accuracy and eliminates hand fatigue. 【Hardness: Efficiency - Firm】Ideal for users seeking a deeper, more efficient interdental clean. This firm-bristle head is the ultimate choice for powerful plaque removal and achieving a perfectly smooth, "dentist-clean" feeling.