Details
Go faster and farther with the new Tree Flyer. Lightweight, super springy, and wildly comfortable, this distance running shoe makes your extra efforts feel effortless.
- SwiftFoam Saves The Day. New high-performance midsole is big on cushion and energy return, making long runs easier on your body.
- Stability For Miles. External heel counter and flared, geometric midsole help keep your stride steady.
- Feel The Breeze. Lightweight, breathable eucalyptus fiber upper provides next-level comfort.
- Where It’s Made: Vietnam. Learn more about our operations
Sustainability
The Tree Flyer is carbon neutral thanks to sustainable practices like using more natural materials and funding high-impact carbon projects before we balance the emissions, its footprint starts at 9.92kg CO2e. Learn more about carbon footprint labeling and commitments to reduce our impact.
Low Energy, High Performance. Innovative low-heat foaming process means our new SwiftFoam™ midsole production requires significantly less energy. Bio-Based Bounce. Thanks to the mighty castor bean, our SwiftFoam™ midsole is 48% bio-based. Recycled Stability. External heel counter made entirely of scraps from the SwiftFoam™ midsole production process.More Plants, Less Plastic. Signature FSC-certified eucalyptus tree upper blend replaces the usual fly oil-based polyester or nylon upper without sacrificing any performance. Compared to traditional materials like nylon, our tree fiber cuts our carbon footprint in half.Sustainable Materials:- FSC-certified TENCEL™ Lyocell (eucalyptus tree fiber) upper
- SwiftFoam™ midsole made with bio-based Pebax®
- FSC-certified natural rubber outsole
- Shoe laces made from recycled plastic bottles
- SweetFoam® insole foam
- ZQ merino wool heel lining
SWIFTFOAM MIDSOLE
Bio-Based Bounce
Lightweight and super springy, our new SwiftFoam™ midsole makes your extra efforts feel effortless. It provides serious cushion and comfort, so even the toughest runs are easier on your body. And the flared, geometric design helps add stability to each and every stride.EUCALYPTUS UPPER
Keep Cool And Steady
Made with breezy FSC-certified eucalyptus fiber, the supportive upper hugs your foot and keeps the air flowing for extra comfortable miles. The recycled heel counter gives you a more balanced and stable ride, so you can find your pace and forget about the rest.NATURAL RUBBER OUTSOLE
Get A Grip
The Tree Flyer is a bonafide road runner. FSC-certified natural rubber tread with a zonal traction pattern gives you a strong foothold on pavement. The outsole was also engineered to flex, helping to smooth out heel-to-toe transitions and increase energy return. GEOMETRIC DESIGN
Form Meets Function
We worked all the angles with our new SwiftFoam™ midsole, literally cutting corners to help give you maximum cushioning with minimal weight. But we also went wide where needed. The flared heel design adds stability and helps keep your stride smooth and steady. 
