Bamboo straws are made from the main material of bamboo, cork or grass.... The length of bamboo straws is about 15-20cm, diameter is about 7-13mm, termite treated. termite, mold or characteristic odor. Similar to other common straws, bamboo straws are used to enjoy drinks such as: Milk, milk tea, fruit juice, soft drinks... In addition, if cleaned and stored properly Bamboo straws can be used many times and can replace other disposable plastic straws. Please contact us for more information.