Allbirds women's Trail Runner SWT hiking shoes Sturdy outsole grips hiking trails Tear-resistant ripstop mudguard protects feet from tough terrain Snug, sock-like collar blocks debris Tackle off-road terrain with our first-ever hiking & trail running shoes. Tested for durability, stability, and traction, it’s the sneaker, comfort, and sustainability you love with new ripstop fabric, grippy treads, and stabilizing support. Some of our best trail running shoes to take on any adventure. Best For: Hiking, walking and trail running. Natural Innovation: Durable, water-resistant finish helps keep shoes from getting soggy. All-Condition Traction: Multi-directional 4mm lugs perform on any terrain. Easy Slip-On Design: Single-piece knit upper and pull tab make getting out and going offroading effortless Size 8.5