With a lightweight feel and special features, this running shoe from Asics™ is great for a tri runner or someone looking for that special push.

• Appropriate for underpronators, neutral runners and overpronators.
• Trusstic System® keeps the structural integrity of the running shoe while reducing the weight of the sole.
    - Efficient with a "push-forward" feel.
    - Propulsion Trusstic resembles connective tissue by creating tension as the foot goes into the propulsion stage.
• Solyte® Midsole material for extreme cushioning and durability.
    - Lighter than ASICS standard EVA or SpEVA material.
    - A responsive, 53 degree base for padding.
• Midsole: SpEVA® material improves bounce-back while decreasing midsole breakdown.
    - Plush, 48 degree layer for comfort.
• AHAR® (ASICS High Abrasion Rubber) increases durability.
• ComforDry™ Sockliner gives cushioning and anti-microbial properties.
    - Cools and dries.  
• I.G.S® (Impact Guidance System) multi-layered midsole to help the foot's natural gait from heel to toe.
    - Helps shock absorption.
    - Guidance Line® Technology are vertical flex grooves to enhance the gait.
    - Deep flex grooves with a decoupled midsole promote natural foot movement.
• P.H.F.® (Personal Heel Fit) are 2 layers of memory foam lining in the collar for a molded fit.
• Heel Clutching System™ exoskeletal heel for support and comfort.
• Lightweight and flexible.
• Weight: 7.9 oz.
• Note: ASICS products may only ship to the United States and United States Territories.