Safe Material: Faireach reusable coffee cup is made from BPA-Free Biodegradable PLA and FDA Approved Food-grade Silicon, which is super Eco-friendly Unbreakable: Shatterproof and Dishwasher& Microwave safe, withstands extreme temperatures from -4℉ to 248℉ (-20℃ to 120℃) Durable: No peeling, scratching or fading for the color Innovative Design: The travel mug is featured with tight fitting lid, ergonomic drinking hole and heat-insulated non-slip sleeve, makes it super user-friendly Various Usages: This cup with lid can also be used as a tea cup or normal drink cup besides coffee mug, including household, office or outdoor usages (But it\'s not a traditional vacuum insulated cup)