Nguyen Thanh Tam uses various kinds of eggshells (Photo: VNA). 
The shells are soaked into lemon juice in three minutes to deodorize (Photo: VNA).
Tam then polishes the surface of the eggs (Photo: VNA) 
He is taking out the egg yolk (Photo: VNA) 
It will need up to ten hours to complete a mascot (Photo: VNA) 
Tam and his World Cup mascot products (Photo: VNA) 
Two models of Zabivaka, the official mascot of the 2018 FIFA World Cup (Photo: VNA) 
World Cup 2010 mascot Zakumi is also made from hallowed-out eggs (Photo: VNA) 
World Cup 2014 mascot Tatu (Photo: VNA) 
Tam also has models of Brazilian footballers in his collection (Photo: VNA) VNA
