The 18-year-old defender is a former Brazil Under-17s international colleague of new team-mate Lucas Piazon and moves to Stamford Bridge for an undisclosed fee.
Here are 10 things you need to know about this Brazilian full back before he joins the Premier League side:
|1. Born in Rio Di Janiero, Wallace made his debut for Fluminese on 31 July, 2011 at the age of 17 in a 4-0 win over Brazilian club Ceara. He was introduced as a substitute replacing Souza.
2. Wallace has been at Fluminese since 1st July 2011 and had a contract till 2014.
3. Since 2010, 40% of his economic rights have been owned by Chelsea, as part of the deal that returned Deco to Brazil.
4. Wallace has represented Brazil at Under-15, Under-17 and Under-20 level. He was a part of the side that won the U-17 South American Football Championship in 2011. He was also part of the 2011 U-17 FIFA World Cup squad for Brazil.
5. The young full back has also played as an attacking midfielder due to his pace and strength. Wallace comes from the same academy as Real Madrid's Marcelo and the da Silva brothers, namely Rafael and Fabio.
6. Wallace will become the fifth Brazilian to join the growing contingent of the Seleção at Chelsea after Ramires, David Luiz, Piazon and Oscar.
7. Wallace was often compared to the club’s former graduate Marcelo and was even given the same “Peixe” (fish) nickname
8. Within the next few weeks Wallace is set to add the 2012 Brazilian Championship to his list of honours.
9. Wallace has won the Brazil League championship, Rio State League and Guanabara Cup with Fluminense.
10. Wallace's debut goal for Fluminese came in a 4-0 win over Esporte Club Bahia.
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