The Remedy 4MM: Custom Fit, Low Profile Our heat-moldable Remedy in a thinner 4mm profile. It shapes itself to the exact contours of your foot for a custom fit, and the slimmer build makes it a great pick for tighter-fitting ski and snowboard boots, skate shoes, and running shoes. Perfect Foam absorbs over 90% of impact, Shock X Foam at the base controls ground force, and the Archtex base holds your custom-molded shape long term. Best for: mid to high arches, precision fit, tight-fitting boots and shoes, chronic foot pain. Forefoot: 4mm