Align Technology, Inc. is a global medical device company that designs, manufactures, and sells the Invisalign system of clear aligners, iTero intraoral scanners, and exocad computer-aided design and computer-aided manufacturing (CAD/CAM) software for digital orthodontics and restorative dentistry. The Company provides Align Digital Platform. Its segments include Clear Aligner, and Imaging Systems and CAD/CAM Services (Systems and Services). The Clear Aligner segment consists of comprehensive products, non-comprehensive products and non-case products. Its comprehensive products include Invisalign Comprehensive and Invisalign First. The Company's non-case products include retention products, Invisalign training and adjusting tools. It offers up to four sets of custom clear aligners called Vivera retainers. The Systems and Services segment consists of its iTero intraoral scanning systems. Its services include subscription software, disposables, rentals, leases and pay per scan services.