Invisalign, part of Align Technology, is a brand of clear, removable teeth aligners that both orthodontists and dentists use as an alternative to traditional metal dental braces.
The San Francisco 49ers are a professional American football team based in San Francisco, California, playing in the West Division of the National Football Conference (NFC) in the National Football League (NFL). The team was founded in 1946 as a charter member of the All-America Football Conference (AAFC) and joined the NFL in 1950 after the two leagues merged.