We use natural cow leather, we keep the natural properties of leather, so each shoes is unique. Please do not mind the patterns left by nature. We use the goodyear welted and internal and external stitching workmanship. We simplified some goodyear process, we do not use cork footbed.Color: Black/CoffeeMaterial: Cow LeatherLining: Cow LeatherInsole: Cow LeatherSole: Cow Leather and RubberPlatform: 3 cm/1.18Tube Height: 38 cm/14.96Tube Circumference: 37cm/14.57Weight: 0.45kg Each Shoes (measured size 8)Fit: Medium to Wide, Runs Normal.Origin: Made in ChinaSeries Name: MantovaItem No. Dwarves2786Production Time: About 3-5 days (Any exceptional case will email you, Please pay attention to your email left)Shipping Time: Free Shipping To most locations, delivery time is approximately 5-15 days; We have paid FedEx Option, to most locations, delivery time is approximately 2-8 days. Notes: Measurement data are from size 7.When size up the data will kick into motion to adapt most foot. The survey has a margin of error of 1mm to 3mm. Data are for reference only.