Medium flex insole intended for backpacking and hiking which will last the life of the boot and will not break down over time.
Merrell three dimensional, injection moulded insoles that are contoured to the bottom of the foot, providing optimum rigidity and flex to match the requirements of hiking or light backpacking.
A Grade 6 insole is rigid with a medium forefoot flex to provide stability from heel strike to toe while offering protection against stone bruises. Merrell insoles are also unaffected by moisture, will not break down over time and will last the life of the boot, providing light backpackers and hikers with comfortable walking on all sorts of terrain.