Welcome to Harrier! Trail Running Kit for Every Body Designed for Superior Fit, Comfort and Function Alongside Excellent Customer Support. Founded in 2020 by Kate Parker, a Passionate Trail Runner Herself, Harrier Was Born out Of a Desire to Provide Trail Runners with A Different Option – One that Offered Exceptional Value, Thoughtful Design, and Outstanding Quality. Our Products Are Meticulously Designed with Purpose and Functionality for On the Trails.