New without box This is what Allbirds website states : This style fits snugly so we recommend you order a half size larger than your normal size. If you like a roomier fit or have wide feet, we recommend you go up a full size. Wool Breezer Highlights Soft and cozy ZQ Merino wool upper Bouncy contoured SweetFoam® sole for all-day comfort Light and easy to carry for travel or quick changes. CARE GUIDE Remove the insoles. Place shoes in a delicates bag (pro tip: a pillowcase works too). Choose a gentle cycle with cold water & mild detergent. Shake out any excess water & set aside to air dry. Shoes will regain their original shape with one or two wears.