REI Co-op Swiftland MT Trail-Running Shoes - Men's Size 10.5 Trail Running Shoes

FirmaKnit™ Run uppers are made with 90% recycled PET to create a socklike knit that gives you seam-free, lightweight comfort and manages moisture for varying trail conditions Made with 10% BLOOM™ algae, TerraLoft™ Run is a run-specific responsive cushion that absorbs the trail while springing you along Cupped sidewalls and rocker-inspired midsole shape offer control and support on varying terrain Shoelaces and webbing are made of 100% recycled polyethylene terephthalate (PET) Collar lining features 75% recycled PET; collar foam features 70% recycled PET