A modern outdoor classic, the Prism Jacket has been a staple in the outdoor enthusiast's kit bag for years due to its versatility and near-perfect balance of warmth, weight and packability.
Lorraine McCall began her attempt today at a continuous, self-powered round of the Grahams, a four-month tour of upland Scotland combining walking and bikepacking. If successful, she'll be the first person that we know of to do it.