DescriptionThese brushes are made of high-quality materials and are safe to use. It is perfect for cleaning labs experimental flask. Simple design, easy to use. Suitable for cleaning the inner wall of conical flask, which will bring much convenience to you.Features- Color: As shown.- Material: Nylon, bristles.- Size: 32.00X8.00X8.00cm/12.58X3.14X3.14inch.- These very practical universal brushes are used to clean conical flask, Erlenmeyer flask.- The useful appearance design is suitable for cleaning the inner wall of the flask and also for cleaning the bottom of the flask.- They are made of premium quality materials and is safe to use, great and wonderful.- Hanging design, can be hung on the wall for easy storage, bring convenience to your daily life.- You will have good use experience because of the perfect workmanship of this product.