Adidas have presented the official match ball for the knockout stage of the World Cup.
The ball was named the Telstar Mechta, which means "dream" in Russian.
Create the dream.
— adidas Football (@adidasfootball) June 26, 2018
Introducing #Telstar18 Mechta, the official match ball for the 2018 @FIFAWorldCup Knockout Stage.#HereToCreate #WorldCup pic.twitter.com/sKJAnh4A4P
It is its colourful red and orange panels that make the Mechta different from the black-and-white Telstar 18 that is currently being used in the group stage.
International news source
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