Snowflake is a pluggable transport that uses a combination of domain fronting and peer-to-peer WebRTC connections between clients and volunteers to circumvent Internet censorship. We’re excited to announce that Snowflake will be shipped as one of the default bridge options with stable versions of Tor Browser later this month. The five most popular locations were the United States (46), Russia (26), India (16), Germany (13) and Mainland China (9) Snowflake users volunteered their location.”]
Source: https://blog.torproject.org/snowflake-in-tor-browser-stable