
The Story
Flat feet shouldn't slow you down. The Aetrex Compete Sport Posted Orthotics (L420M) are engineered for men with flat feet or low arches who need active support — combining a posted heel for over-pronation control with Pro-Shox® shock absorption for high-impact activity.
Whether you're hiking a trail, logging miles on pavement, or standing through a long shift, the tri-density construction delivers targeted cushioning and stability, while CopperGuard® antimicrobial protection keeps things fresh all day long.
Key Features
- Posted heel design — controls over-pronation and improves balance and alignment
- Pro-Shox® cushioning layer — superior shock absorption for high-impact activity
- CopperGuard® antimicrobial top cover — moisture-wicking and odor-fighting protection
- Aerocell™ polyurethane base — durable, long-lasting support that holds its shape
- Tri-density construction — targeted cushioning and support where it counts
- Insole thickness: 0.2165"
- Best for: hiking boots, walking shoes, sneakers, and everyday footwear
Ideal For Relieving
- Flat Feet & Over-Pronation
- Heel Pain & Plantar Fasciitis
- Arch Pain & Shock-related fatigue
Description
Flat feet shouldn't slow you down. The Aetrex Compete Sport Posted Orthotics (L420M) are engineered for men with flat feet or low arches who need active support — combining a posted heel for over-pronation control with Pro-Shox® shock absorption for high-impact activity.
Whether you're hiking a trail, logging miles on pavement, or standing through a long shift, the tri-density construction delivers targeted cushioning and stability, while CopperGuard® antimicrobial protection keeps things fresh all day long.
Key Features
- Posted heel design — controls over-pronation and improves balance and alignment
- Pro-Shox® cushioning layer — superior shock absorption for high-impact activity
- CopperGuard® antimicrobial top cover — moisture-wicking and odor-fighting protection
- Aerocell™ polyurethane base — durable, long-lasting support that holds its shape
- Tri-density construction — targeted cushioning and support where it counts
- Insole thickness: 0.2165"
- Best for: hiking boots, walking shoes, sneakers, and everyday footwear
Ideal For Relieving
- Flat Feet & Over-Pronation
- Heel Pain & Plantar Fasciitis
- Arch Pain & Shock-related fatigue




















