Features: Engineered with breathable, sweat absorbent materials, this washable headband securely anchors Flying Glasses during intense movements while maintaining comfort through moisture wicking ventilation. The stretchable composite construction combines skin friendly elasticity with support, seamlessly connecting to headrest for pressure relief without compromising mobility. Designed for aviation enthusiasts and professional operators requiring stable positioning during extended flight or complex maneuvers. Optimized for high intensity where sweat management and anti slip are critical to maintaining visual and operational . Lightweight and travel friendly, this accessory integrates quick dry technology with reinforced stitching for repeated use in diverse environments, from humid to dusty outdoor expeditions. Specifications: Materials: Composite Materials Size: Length: 488mm Package Includes: 1pc Head Straps note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.