8oz(250ml) bamboo reusable coffee cup, it is made from a blend of natural organic bamboo fibre and Polypropylene. Renewable and biodegradable. The use of disposable plastic cups is no longer recommended as it pollutes the environment. Strong, durable and anti-bacteria. Dishwasher safe but microwave not recommended. BPA and phthalate free. European standard silicon material and BPA free cup. Mix and match silicon colours. Note the silicone band/lid is not recyclable material.