On stock you can find the LIP SEALS serie DE ( external lip seal for cylinder), DI (internal lip seal for shaft) and UM (for double lip seal) in different material:

NBR black color – hardness 70 sh.

EPDM black color – hardness 70 sh.

VITON® brown color – hardness 70 sh.

LIQUID SILICONE RUBBER L.S.R. – hardness 70 sh.