Protective PE shell lining designed to fit inside baseball caps and hats

Provides lightweight anti-collision protection against minor bumps and scrapes

Universal fit – easily insert into most caps without altering the look

Breathable and comfortable design suitable for long wear

Keeps a low-profile appearance while offering hidden head protection

Ideal for warehouse, factory, construction, delivery, or casual use

Durable PE material ensures long-lasting protection and flexibility

Lightweight build reduces fatigue while maintaining safety

Easy to clean and maintain for daily use

A smart choice for anyone needing subtle protective headgear