Ailaka Arch Support Insoles, 4 Arch Heights for Flat Feet, High Arches & Foot Pain Relief, Orthotic Insoles with PORON® Cushioning & TPU Support, Fit for Work Boots, Trainers & Hiking Shoes (YL, S). FIND YOUR PERFECT FIT: Choose from four arch heights: 29mm for moderate to severe flat feet, 31mm for mild flat feet, 33mm for neutral arches, and 35mm for high arches.
