Believe it or not, there was a time before spray-on treatments and polymer technology!
Otter Wax Fabric Wax — CATELLIERmade
Otterwax Heavy Duty Fabric Wax
Särmä windproof smock becomes water resistant with the help of
Green windproof Fishtail Parka for Active Outdoor Use. Improved version of the classic US M51 Parka. International delivery.
Särmä Windproof Fishtail Parka
How to Wax Your Clothes
Otter Wax Heat-Activated Fabric Dressing, 1/2 Pint, All-Natural Water Repellent
Varusteleka Särmä Windproof Anorak
Särmä Outdoor Pants
Särmä Windproof Cargo Pants