Also called 'toric'. Curve both vertically and horizontally to enhance peripheral vision.
Therm-ic Power Strap Adapter.
This Thermic Power Strap Adapter is the ideal mounting device to use when you need to attach the power pack to your boots. The Velcro strap is safe and secure and goes around the boots onto the Velcro strap. Keeping your batteries secure and safe while you are out enjoying the outdoors is a must. No drilling is required, you will be in charge of when you come into the lodge, not mother nature or the outside temperatures.