Tree Toppers for Men | High-Tops | Allbirds。Low-key, everyday high top made with breathable, silky-smooth tree fiber. Finally, a classic high top that doesn\'t feel clunky. Perfect for warmer days, our lightweight, flexible tree fiber blend conforms to your movements for next-level comfort. - Breathable: Tree Knit is airy and cool - Supportive: Sweetfoam midsole is sturdy and super soft - Lightweight: Flexible, functional and made to move - Responsibly Sourced: Made with Tencel Lyocell blend upper and castor bean oil based insole foam - Brand New in Box - MSRP: $110 Athletic, Athleisure, Gym, Workout, Running, Sporty, Casual, Basic, Comfy, Sustainable, Ethical, Walking, Breathable, Lightweight