Unique Bargains Unique Bargains 100pcs 6.1" Chemistry Test Tube Bottle Washing Cleaning Nylon Black Brush

Not just for test tubes, the nylon bristles are great for cleaning all sorts of surfaces. It's also very flexible, you can bend it around for hard to reach places.

Color : Black, Silver Tone;Brush Size : 6.5 x 0.45cm/ 2.6" x 0.18" (L*Max.D) Handle Size : 8.5 x 0.3cm/ 3.3" x 0.1" (L*D);Total Length : 15.5cm/ 6.1" Net Weight : 118g Package Content : 100(±2%) x Test Tube Brush