Unique Bargains 10Pcs 8mm Dia Chemistry Test Tube Bottle Nylon Washing Brush Tool White

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 : 2.8 x 0.8cm / 1.1" x 0.3" (L*D) Total Length : 10.5cm / 4.1" Net Weight : 8g Package Content : 10 x Test Tube Brush