These eco-friendly, reusable straws are 100% silicone and are perfect for any size cup! Comes in a pack of 6 fun bright colors with 2 cleaning brushes. Easy to use and keep clean. These straws work great with your favorite Tumblers, Yeti, or even your favorite Starbucks drink. May be used with hot or cold drinks. 10 1/2 " bent length, 11 mm in diameter.