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Devour the competition in the Asics Piranha SP 4. This go-to racer is made with a barely-there upper and super light, low profile midsole, making it the lightest racing shoe in the Asics line.
Sizing Note: Men's sizes only. Women should subtract 1 and a half sizes from their women's shoe size. Example: Women's 8.5 equals size 7.0 for this shoe.
Important Shipping Note: U.S. sales only.
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Weight: 4.3 oz (size 9)
Stack Height: Heel (22mm), Forefoot (17mm); non-removable insole
Available Widths: D=Medium
How It Fits (based on width D)
- Sizing: Standard running shoe length
- Heel: Medium to narrow
- Midfoot: Medium to full volume
- Forefoot: Medium
- Toe-Box Height: Medium-low
- Arch structure: Low
- Shoe Shape: Semi-Curved
The Piranha SP 4 is a minimum feature, minimum neutral shoe designed for racing.
- To keep weight down, this shoe contains no additional cushioning technologies.
- Solyte is an ultra light, top-of-the-line midsole that delivers durable and responsive cushioning.
- Open mesh on the upper provides breathable coverage.
- Ecsaine3 Collar Lining encircles the collar and heel in a soft suede-like material, giving the option to run sockless.
- Standard Sockliner provides additional underfoot cushioning.
- Slip Lasting involves wrapping and stitching the upper in a bootie-like shape before attaching the upper to the midsole which helps promote flexibility and decreases weight.
- DuoSole provides lightweight, flexible, and durable traction.
- Racing Outsole provides lightweight traction.
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FOOTWEAR PERFORMANCE CHARACTERISTICS