3 in 1 Bottle Cleaning Brush

✔ 3 in 1 Bottle Cleaning Brush for Fully Cleaning Cups: 1 cleaning brush can be detachable into 3 cleaning brush head ( cleaning sponge brush + stiff bristle crevice brush + U-shaped silicone cup mouth brush) Sponge brush head can clean the cup wall and the bottom of the cup attached stains. The stiff bristle crevice brush can clean the cup lid, groove hidden stains. The U-shaped silicone brush can clean a circle of stubborn stains from the cup mouth.