Straw Brushes - Set of 4 Long Brushes for Cleaning Drinking Straws, Tumblers, Sippy Cups and More Long, slender brushes perfect for cleaning reusable drink straws 4pc, 12-inch length with 3/8-inch diameter brush head - Perfect size for reusable straws Durable nylon bristles for thorough cleaning without damage Flexible twisted steel wire with protective PVC coating to prevent scratches. Excellent Quality - straw not included