Before carbon plates and supercritical foam, runners already had an extraordinary piece of performance technology beneath them: the human foot. For the new Vanish Carbon 3, Altra treated that anatomy as a central part of the racing system, then built the plate, foam, fit and lockdown around it.
Carbon plates have transformed racing shoes by adding stiffness and propulsion. But that also can change how the forefoot moves through toe-off. Altra saw a design problem inside racing’s favorite technology: how do you capture the speed of carbon without locking the foot?
The answer is Altra’s new patent-pending, split-toe-carbon plate. It provides the structure runners expect from a super shoe, then separates at the big toe to allow for more natural movement and power.
Beneath the plate, FAST RCE, Altra’s lightest and most responsive supercritical, pure PEBA foam, supplies the rebound.
Above it, Altra’s signature roomy toe box gives the toes space to splay, while the unique eyestay design allows proper midfoot lockdown without restricting the toes. The eyestay design is an intentional detail that embodies Altra’s entire design logic: support the foot where it needs it, leave it alone where it doesn’t.
“We didn’t set out to build just another carbon racing shoe; we set out to build an Altra racing shoe,” said Kylee Barton, Head of Product at Altra. “Every element of the Vanish Carbon 3 was designed to work in harmony with the actual shape of the foot and our Altra Fit. The split-toe-carbon plate allows the foot to move, stabilize, and generate power more naturally, giving runners the propulsion they expect from a carbon plate while preserving natural movement and the qualities that make an Altra feel uniquely Altra. It’s race-day performance that works with the body, not against it.”
The result: super natural performance, and the fastest road shoe Altra has ever made.
Footprint Blueprint
The Vanish Carbon 3 is the product of three generations spent focused on solving the same problem: how can Altra add race-day technology without engineering the foot out of the shoe?
The original Vanish Carbon went through 17 prototypes. It used a Carbitex half-plate designed to flex with the foot. Vanish Carbon 2 extended carbon through the full length of the shoe and added asymmetry. Flex grooves in the outsole supported flexibility. Vanish Carbon 3 splits the plate.
Across those three generations, Altra has moved deeper into racing technology while becoming more specific about its own formula for speed. The gains are measurable. In lab testing, the Vanish Carbon 3 improved running economy by 2.6% compared with the Vanish Carbon 2. This rivals current super shoes in the market while retaining World Athletics approval for road racing.
Product Details
- New patent-pending split toe carbon plate: Provides stiffness while allowing natural movement through the forefoot
- FAST RCE foam: Altra’s lightest, most responsive foam in a two-piece sandwiched supercritical PEBA construction with Altra’s split toe plate in-between
- Altra Fit for Racing: Foot-shaped fit with 4mm drop, 40mm heel and 36mm forefoot stack for propulsion
- Unique eyestay design: Ensures proper midfoot lockdown while keeping the toes free to splay
- Race-day upper: Seamless, breathable engineered mesh with a soft, lightweight tongue for a zero-distraction feel
- Lightweight outsole: A new rubber compound designed to supply traction in a lighter package
- Weight: Men’s size 10: 7.7 oz / 220 g. Women’s size 8: 6.7 oz / 192 g.
The Altra Vanish Carbon 3 is available for $240 at AltraRunning.com and select global retailers. Altra will introduce the Vanish Tempo 2, a plated trainer, in September.
