Patagonia Advocate Lace Durable, soft microfiber upper with 100% polyester plaid Rear pull loop provides easy on and off; clips to pack and harness 3mm 20% EVA anatomical footbed provides cushioning, comfort and support 2mm 15% recycled EVA insole provides extra cushioning 3mm 20% recycled durable rubber Armadillo Rubber sole provides grip, traction and protection