Unique Bargains 6.1" Length Laboratory Test Tube Bottle Clean Tool Nylon Black 10Pcs

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 : 7 x 0.45cm / 2.8" x 0.18" (L*D) Total Length : 15.5cm/ 6.1" Net Weight : 15g Package Content : 10 x Test Tube Brush