Equal parts old school and new, our trainers have MWL Cloudlift insoles for a supercushy, ultrasupportive fit that feels like walking on a... well, you know. Please note: these sneakers fit slightly narrow, so we recommend going up a half size if you have a wider foot. Upper: 100% nubuck leather. Lining: 65% recycled cotton, 35% conventional cotton. Sole: 65% rubber, 32% natural rubber, 3% grain husk (AKA the speckles). Do Well: leather sourced from a tannery that was certified bythe Leather Working Group (LWG), an organization that works to promote sustainable environmental practices in the leather industry. There is a small mark on the tongue of shoe, please see photos.