2 The Aetrex Unisex Edge Orthotics are engineered to provide superior comfort, support, and pressure relief for active individuals who participate in outdoor sports and recreational activities. Designed for use in hiking boots, ski boots, snowboard boots, and mountain biking shoes, these orthotics feature Aetrex's signature arch support technology to help promote proper biomechanical alignment and reduce stress on the feet. The cupped heel design enhances stability and cushioning, while the soft microfiber top cover delivers all-day comfort and helps maintain a healthy footwear environment with antimicrobial protection. A high-performance polyurethane base offers excellent shock absorption and long-lasting shape retention, making these orthotics an ideal solution for those seeking relief from plantar fasciitis, arch pain, heel pain, and forefoot discomfort during high-impact activities.3 Design Provides comfort, support, and pressure relief for outdoor sports footwear. Designed for activities such as hiking, skiing, snowboarding, and mountain biking. Features Aetrex Arch Support technology to help biomechanically align the body. Helps relieve and prevent common foot conditions including plantar fasciitis, arch pain, heel pain, and metatarsalgia. Cupped heel design helps cushion and stabilize the foot for improved comfort and performance. Additional Details Soft microfiber top cover delivers enhanced underfoot comfort. Antimicrobial top layer helps promote a healthier shoe environment. High-performance AeroCell(TM) polyurethane base provides shock absorption and long-lasting shape retention. FitGuard(TM) slow-recovery foam cushioning adds comfort and support. Polyester/nylon top cover with Silicone SmartGrip(TM) helps keep the orthotic securely in place. Thin profile (approximately 0.12 inches thick) fits comfortably in most footwear styles. Available in unisex sizing. Care & Maintenance Tips Remove orthotics from shoes periodically to allow them to air dry. Spot clean with a damp cloth and mild soap as needed. Do not machine wash, machine dry, or submerge in water. Avoid exposing orthotics to excessive heat, direct sunlight, or high-temperature environments. Transfer the orthotics between compatible footwear to maintain consistent support and comfort. Replace the orthotics when signs of excessive wear, compression, or loss of support become noticeable. Store in a cool, dry place when not in use.