The Siliskin® Reusable Straws are 100% silicone, nontoxic, flexible and safe for teeth. These extra long size straws are perfect for 24oz size drinks and up. They come in a pack of 4 different colors. Dishwasher safe, easy to use and keep clean. 100% European-grade silicone BPA, BPS, phthalate, PVC, and lead free Includes 4 straws of 4 different colors Dishwasher safe Straws are 10" in length with an opening of .5cm