Ideal for both professional laboratories and educational settings, our cleaning brushes are essential tools for any science enthusiast. The brushes come in various shapes and sizes to accommodate different types of glassware, from narrow test tubes to wide mouthed jars. Their robust construction keeps performance and efficient cleaning. Features -Color:Assorted Color -Material:Stainless steel, bristles -Size:30.00X6.50X6.50cm/11.79X2.55X2.55in -Size:25.00X6.50X6.50cm/9.82X2.55X2.55in -Size:20.00X5.50X5.50cm/7.86X2.16X2.16in -Bristle efficiency: designed with bristles, this brush is suitable for cleaning various lab equipment, including flasks, test tubes, and reagent bottles -Durability: made from materials, this brush is and resistant to deformation, ensuring it lasts through extensive use -Gentle on equipment: the soft bristles are designed to be gentle on your lab equipment, preventing any potential scratches or damage -Innovative brush head: the innovative brush head design ensures that every corner of your equipment is thoroughly cleaned, removing all dirt -Versatile application: suitable for use in both laboratories, this brush is a versatile cleaning tool for various scientific needs Package list: 3PCS Test Tube Cleaning Brushes