Model Number: TS-LA01-1 Brand Name: Evertop Key Specifications/Special Features: Lens adapter with filter holderScrew the adapter ring onto your lens,then slide filter holder on theadapter ring until it snaps in place,at last slide filter into one of filterholder slots. Lens adapter can suit lens dia 49,52,58,62,67,72,77,82mm Filter holder can fix square size 835x938mm Packing single OPP bag packing Material plastic