Samurai Insoles Ninjas Plantar Fasciitis Relief Arch Support Shoe Insoles - Podiatrist Designed, Orthotic Lab Made in The USA Lighting fast plantar fasciitis relief and more! Simply insert Samurai Insoles Ninjas orthotic inserts under your shoes factory insoles for relief from many common foot and leg symptoms, including shin splints! Men's 11-11.5 Women's 13-13.5