"A Seleção" (The National Team) "Os Navegadores" (The Navigators) add the black backer between the cross pieces Filament changes to achieve the desired result. Standard coaster size and 7mm thick. Printed with .2mm layers. White till 5.2mm Blue 5.4 - 5.8 Gold 6.0 - 6.2 Red 6.4 - 6.6 Black 6.8 till end