Experience the ultimate in customized comfort with the men’s 3D3 Metatarsal Maximum Performance Orthotic. These revolutionary orthotics are matched to your specific arch and foot profile for the ultimate in balance, support and cushioning. 3D3 Maximum Performance Orthotics deliver lightweight, breathable and durable comfort to help you perform at your best.Breathable and ultra lightweight nitro mesh cover keeps feet cool and dry.Cork and rubber core provides customized ergonomic support and stability.Energy return foam layer is breathable and provides cushioning and bouncy resilience.Agion® antimicrobial treatment for moisture and odor control.3D³ orthotics proudly carry the Seal of Acceptance from the American Podiatric Medical Association.Forefoot Foam Thickness: 5.5mm