From Caffewerks, these silicone group seals are designed to be longer lasting and better sealing than regular rubber gaskets. The bright colour allows for visibility within the group head. 

Replacement group gasket for all E61 group heads such as Sanremo, Wega, Bianch, ECM Manufacturer, Expobar, Faema, Vibiemme

72 x 55 x 8 mm