Versatility and performance combine in the Altra™ Men's Samson minimalist running shoe.

• Foot-shaped design.
    - Toes can spread naturally to improve balance, relax the foot and increases your ability to attenuate shock.
    - Natural running to strengthen feet and legs, decrease injuries and pronation and provide a smooth ride.
• Male specific SD-1 last.
• NRS- Natural Ride System for natural foot movement while running.
    - Outsole and midsole components, metatarsal parabola, Zero Drop and foot-shaped lasts.
    - Zero Drop: less heel strike, improved landing zone, better posture and alignment, reduced impact and more efficient propulsion.
• Upper: lace-up mesh for breathability, quick-dry comfort and flexibility.
    - Minimal seams for feel.
• The Support Insole: molded arch and heel wrap for arch support.
• Outsole: puncture resistant for protection.
• Sole: 3.4mm siped performance rubber BareSole.
    - Minimalistic sole.
    - Maximum proprioception.
• Built-in 2mm A-bound midsole: energy-return compound is environmentally friendly (recycled).
    - Resilient and provides protection.
    - Retains a 10% compression set so it won't deform over time.  
• Footbed is stitch free for a smooth, comfortable surface: SeeNoSeam.
• Heel Claw: snug fit around the Calcaneous without a stiff, heel counter.
• A-Wrap: Midfoot is designed in an "A" shape to provide control.
    - Toe box is roomy for comfort.
• Weight: 4.9oz.
• Imported.