rPET Inner And Outer | Made From Post Consumer Recycled Materials | Recycled Polyester (rPET) is Obtained By Melting Down Existing Plastic Bottles And Other Material Sources To Create New Polyester Fiber | Recycled PP Lid | Screw On, Spill-Resistant Sip Through Lid | Push Button To Pop Lid Open | Easy Carry Handle | Lid Is Not rPET | Meets FDA Requirements | BPA Free | Hand Wash Recommended