Protection that weighs nothing
OS1st TA6 Thin AirTM Performance Calf Sleeves feature never before applied technology to keep your legs cool and protected during any activity
It gives you a smooth ride from foot strike through your transition
fitted heel cup that won't slip
Mesh Side Panels Made With Recycled Polyester
Mantis 26 Backpack Bag Size:One Size Protection that weighs nothingMade to expand horizons, the exceptionally versatile Mantis delivers its organization, durability, and balanced carry with a clean, minimalist design and recycled materials. A drawbridge opening allows easy access to the large main compartment, multiple pockets provide intuitive organization, and an internal sleeve carries a hydration reservoir or laptop. The padded back, frame sheet, and aluminum stay combine for a comfortable carry, and adjustable