Fox River's Safe To Fly Midweight Mid-Calf Boot sock is fully Berry-compliant and USAF-certified Safe to Fly. The sock provides all the warmth, comfort and features required in a high-performance environment, with the added assurance that your feet will be protected by Fox River's flame-resistant and certified "no drip no melt" technology.
- Height: boot
- Cushion: medium
- Vented panels
- Cushioned shin for extra padding against boot lacing
- Reinforced toe and heel add durability and longer sock life
- Smooth, flat comfort toe seam
- Made In The USA