Tree Runner Highlights Lightweight, breathable eucalyptus fiber provides next-level comfort Cushioned midsole gives wear-all-day support Classics: Kaikoura White (White Sole) Machine-washable materials keep shoes looking like new EUC size 11 mens Our breathable, silky-smooth sneaker made with responsibly sourced eucalyptus tree fiber treads lightly in everything you do. Best For: Walking, warmer weather, everyday wear Thermoregulating Material: Lightweight, breathable eucalyptus fiber provides next-level comfort Versatile Design: Wear-with-everything classic style, great for travel Where It’s Made: Vietnam.