I had insoles made by a podiatrist, sanity saver. They take a imprint of your sole. No guess work can be used with any shoe that will accommodate insole and foot comfortably. As to foot drop orthotics here's two that are the best. Reasonably priced and almost perfect as well as versatile. Adjustable Drop Foot Brace Foot Up AFO Brace Unisex Fits for Right/Left Foot Orthosis Ankle Brace Support, Improve Walking Gait, Effective Relieve Pain for Achilles Tendon (Black)

AFO Drop Foot Brace Orthosis for Hemiplegia Stroke Varus Foot Improve Walking Gait, Effective Relieve Pain for Walking with Shoes, Lightweight & Invisible (XL, Left foot) Just copy and paste in Amazon. Tried to provide link and it put's Ya in my account 😉 No bueno, best wishes and life to all.