Update to my last post: the Timberland Boot Kit helped a bit, with a few cycles of brushing and cleaner and then conditioner. But what ultimately helped most was dried bread. :
Timberland Boot Conditioner White | Dressinn
Boot Kit - Cleaner, Conditioner & Repellent | Timberland US
Boot Care - Renewbuck ™ Suede & Nubuck Cleaner | By Timberland Georgia | Facebook
Timberland Shoe Care Boot Sauce Shoe and Boot Cleaner - Neutral
Timberland - Guide to Take Care of Your Leather Products - YouTube
Timberland Product Care | shoe, leather, boot, friendship, tutorial | #DidYouKnow our Boot Sauce Conditioner is a big hit for caring for your leather bodied Timberland shoes? SHARE this tutorial with your
Timberland Boot Kit – The Woolly Mammoth
Pulizia delle scarpe
Product Care - Timberland - Singapore
How to care for Timberland Heritage boots? : r/Boots
Timberland - Kit per la cura degli scarponcini | ASOS
Product Care - Timberland - Singapore
Timberland Boot Cleaning Tutorial - YouTube
Timberland Product Care - Boot Kit | Uttings.co.uk