Absolutely adorable daisy flower straw covers. Made of BPA free silicone. This straw topper comes in two different sizes. Size: 10mm fits tumblers such as Stanley size 40 oz. Size: 7mm fist all other reusable drinking cups with straws Perfect for Stanley or Starbucks tumblers. Each sold separately. Packaged in a small plastic bag. Each topper comes individually wrapped. These adorable straw covers are great to protect your drink from dust.