From Amazon
Tefal Ingenio L9879902 Stainless Steel Anti-Projection Lid 24-30 cm Splatter
Robert Dyas
Tefal Ingenio Anti-splatter, Multi-diameter Mesh Lid 24-30Cm
John Lewis & Partners
Tefal Ingenio Stainless Steel Multi-Diameter Anti-Splatter Lid, 24-28cm