Allbirds Women's Tree Glider New Size 8 $140 Beige A sporty classic, made wildly comfortable. A light and stretchy one-piece upper provides a sock-like fit, while multi-directional traction allows for quick pivots and dynamic shifts. Slip-on friendly pull tabs make these a breeze to get on and off so you’re always ready to go with the flow. THOUGHTFULLY DESIGNED Breathable tree knit upper for a light, cool feel Our lightest ever sugarcane-based SweetFoam® cushioning ensures soft landings and a springy, responsive feel 100% recycled polyester laces sourced from plastic bottles These are new without box.