many small acts make a phenomenal difference Press fit lid, lovely to drink from lid on or off.Durable tempered glass.Drafted vessel for easy pour dishwasher safe  non toxic. BPA/BPS free Natural Cork Band 16oz/454ml 12oz/340ml  8oz / 227ml 6oz / 177ml The world's first barista standard reusable cup. sustainably manufactured  Designed to enjoy the craft and sensory drinking pleasure of coffee on the go.