MIPS® Brain Protection System reduces rotational forces caused by angled impacts to the head

extra lightweight layers and more

Thermal fabric traps body heat and wicks moisture

your fingers sit perfectly into the grip and allow you full control even in the roughest of conditions without being plagued by hot spots or blisters

Men's R1® Air Fleece Zip-Neck no show lightweight hiking sock MIPS® Brain Protection System reducesThe R1 Air Zip Neck is a lightweight, highly breathable and quick drying technical fleece for cool conditions. The quarter zip offers venting and easy layering, and is built with 100% recycled polyester fabric for comfort on the move. Made in a Fair Trade Certified factory. Details: 100% recycled polyester jacquard fleece with hollow core yarns features a unique zigzag texture that wicks moisture, dries fast and is highly breathable for high output