Material : veg-Tanned leather Color : Natural Size : 52mm x 60mm Notice： 1. veg-tanned leather do not contain poison chemical, no harm to human and environment. 2. Color of natural veg-tanned leather will become deeper as it's sensitive to humidity and UV. 3. This product is made by hand, so please in love with it's uniqueness. 4. Please do not wash it directly. Clean it by dry soft cloth only. 5. To keep it with the best condition, please keep it in dry and dark place with bag/box cover when not using. 6. Please allow for some variation in color as displayed on different devices and screens. Actual colors may vary.