Black Leather Seats - Colour/Revival Product Recommendation?

[iDrive]

Hi

I have a Volvo with black leather seats - they are looking a little tired, can anyone recommend a home-use product to colour/revive them please?

Thank you

[Riley Blue]

I've used Gliptone products very successfully on my car's seats: https://www.liquidleather.co.uk

[MikeE]

Furniture clinic were fantastic supplying me with a colour matched refurbishment kit