Our reusable stainless steel straws are made with a safe, flexible silicone straw tips and are dishwasher safe. We offer 8mm width steel straws perfect for most drinks and a wider 10mm for smoothies and our TKWide Straw Cap. Our 16oz Insulated Tumbler comes fitted with our Straw Lid and color matched 8mm straw. No more plastic – just your favorite drinks on the go!