Align Technology, Inc. provided revenue guidance for the second half and full year of 2021. For the second half the company expects year-over-year revenue growth to be above the mid-point of long-term operating model target of 20% to 30%. For the full year, the company expects net revenues in the range of $3.85 billion to $3.95 billion, up approximately 56% to 60% over full-year 2020.