The GoSili Reusable Silicone Travel Mug is the only silicone coffee cup on the market without a plastic lid and that hold its shape! This travel mug is made with 100% European grade, platinum silicone, 100% plastic-free, and features an embedded stainless-steel ring that makes it strong enough to grip, without collapsing. Smart, simple design meets amazing functionality! GoSili's patented technology paves the way for a new drinking experience and is the perfect alternative to all the excessive plastic and styrofoam coffee cups that end up in our landfills and oceans. GoSili cups are incredibly durable and meant to last a lifetime…which is kind of the point! It’s an easy, sustainable solution to kicking the single-use cup habit. Whether on-the-go, in the great outdoors or staying home, this cup is your perfect drinking companion. All components of the GoSili cup are dishwasher and microwave safe and can be boiled to sterilize. So if you need a quick reheat on your coffee or tea, you are in luck! No matter your coffee, tea, hot chocolate obsession, the GoSili to-go mug makes sipping on-the-go easy and fun to do. On behalf of our planet, thank you for making the choice to waste less, and GoSili.