Allbirds Men's Marine Blue (White Sole) Tree Runners Lace-up Sneakers - size 10 - VGUC (minor overall wear - see pictures)Retail $105Our breathable, silky-smooth sneaker made with responsibly sourced eucalyptus tree fiber treads lightly in everything you do.Best For: Walking, warmer weather, everyday wearThermoregulating Material: Lightweight, breathable eucalyptus fiber provides next-level comfortVersatile Design: Wear-with-everything classic style, great for travel