SUITABLE FOR MOST STRAW SIZES: These long straw cleaner brush come in two diameters (6mm and 9mm), covering 95% of straw types—from thick smoothie straws to narrow drink tubes. The extended bristle section ensures deep cleaning to remove residues effectively FOOD-GRADE SILICONE MATERIAL: Made from food-grade silicone, the straw brush cleaner are safe, odorless, and gentle on delicate surfaces. These straw cleaner brush set are heat-resistant, dishwasher-safe, and feature a flexible yet sturdy stainless steel core that provides thorough cleaning, ensuring long-lasting use BENDABLE NON-SLIP: The textured handle of the straw cleaner brush silicone offers a secure, slip-resistant grip even when wet. The bendable design easily reaches tight curves and stubborn residues, making cleaning faster and more thorough than ever CONVENIENT HANGING HOLE: Each straw cleaner brush extra long features a built-in hole for drip-drying and space-saving storage, keeping your kitchen organized and hygienic. These silicone straw cleaner brush are dishwasher-safe and can also be hand-washed for effortless cleaning STRAW CLEANER BRUSH: Perfect for cleaning reusable straws, smoothie cups, travel tumblers, protein shakers, and reusable boba straws! The lightweight design ensures easy portability, conveniently fitting in any travel bag