1. Crevice : The shape and size of the brush head is fit for the crevice of the lid and bottle mouth, support one way rotation of 360 degrees (counterclockwise rotation only) ensuring a thorough and flexible . 2. Multifunction: Including U shaped bottle brush, crevice brush, hard hair corner brush, 3 different functions of the brush head, suitable for different objects, tea cups, bottles, ice boxes, molds, peelers and so on. 3. Premium Materials: Made of PP and TPE, the brushes are non , safe, odorless, will not produce odors or harmful substances to cups and pacifiers 4. Cute and Ergonomic Grip: This bottle brush features a cute shape design and an ergonomic grip that makes the process easier and more comfortable. 5. Portable Tool: Whether at home, outdoors, or traveling, these practical cup brushes ensure your drinking utensils are and hygienic anytime, anywhere. Spec: Item Type: Bottle Cleaner Brush Material: PP TPE Weight: Approx. 84.00g 2.96oz How to Use: Directly use without installation packing list: 3 x Bottle Cleaner BrushMultifunction: Including U shaped bottle brush, crevice brush, hard hair corner brush, 3 different functions of the brush head, suitable for different objects, tea cups, bottles, ice boxes, molds, peelers and so on. Comprehensive : It a narrow and long brush head, which can easily penetrate into the gaps, corners and other difficult to places of bottles. Crevice : The shape and size of the brush head is fit for the crevice of the lid and bottle mouth, support one way rotation of 360 degrees (counterclockwise rotation only) ensuring a thorough and flexible . Premium Materials: Made of PP and TPE, the brushes are non , safe, odorless, will not produce odors or harmful substances to cups and pacifiers. Cute and Ergonomic Grip: This bottle brush features a cute shape design and an ergonomic grip that makes the process easier and more comfortable.