NoSweat has developed disposable liners for hard hats that absorb sweat instantly.
NoSweat® Hat Liners: 25-Pack
29 Things To Help With All Those Random Body Needs
Let's talk about sweaty heads and helmets. Summer = sweat. Solution A, disposable helmet liners. Solution B, washable helmet liners. or just buy a new helmet. What would you do? : r/bikecommuting
No Sweat Hat Liner
The Fabricator - Page 224
NoSweat® Performance Hard Hat Liners
NEW PRODUCTS - Building Industry Hawaii
Hat & Helmet Sweat Liners Prevent Sweat on Face & Eyes - Ultra Absorbent Hat Sweat Liner Stops Stains - 3 Layer Hat Sweat Protector - Disposable Hard Hat Liner - Hat
NoSweat® Performance Hard Hat Liners