Product Inclusions: This set includes 2 flexible straws designed specifically for use with Owala kids insulation stainless steel tumbler 12oz and kids plastic water tumbler 15oz. Please note that our product is not affiliated with the mentioned brands. High-Quality Material: Crafted from premium silicone, our flexible lid straw is Great, BPA-free, and suitable for daily use. It can be conveniently washed by hand or in the dishwasher. Size Specifications: The flexible straw for Owala kids water bottle measures approximately 5.45x5.1cm/2.15x2in, featuring a flower lace edge to prevent spills. Usage Guidelines: These seal stoppers are exclusively compatible with Owala kids insulation stainless steel tumbler 12oz and kids plastic water tumbler 15oz. Ensure compatibility before purchase. User-Friendly Design: Installation of the flexible straw lid is simple. Pull the straw out from the center, secure the edge with the buckle, and press the buckle for a snug fit. Easily replaceable if damaged or dirty, it is recommended to change regularly. Specification: Color: yellow Material: silicone Product Size: 5.45x5.1cm/2.15x2in  Package details: 2 x flexible straw for Owala kids  Note: Due to manual measurement, the size and weight may have a certain error. Due to the difference between monitors, there may be a slight color difference.