1PC Stainless Steel Cup-Style Straw Cleaning Brush, With Nylon Bristles On A Narrow Tube, For Reusable Straw Cleaner, Suitable For 40/30/20 Oz Glass Cups, For Flexible Pipe Cleaner For The Straw And Nozzle, Durable And Rust-Proof Cleaning Brush, Easy To Use And Clean, Very Suitable For Stainless Steel, Plastic And Silicone Straws.