With Outer diameter of 1 4 inch, those straws can fit through the lid slot of your 20oz 30oz stainless rumbler tumbler(such as , and ozark trail cups). With 2 cleaning brushes and carry bag, length of 10.5inch, perfect for drinking cold bevarage, sipping ,coffee,ice tea,cappuccino etc. To unnecessary waste by switching to materials that are kinder to the environment and can be reused, rather than disposed of after one use. to any , for family reunion,’s night out,Patio BBQ,picnics,boating and more!. Made of food-grade 18 8 stainless steel,no metal aftertaste,plastic free, free, dishwasher safe,reusable and environmentally friendly.