The minimalist series is made by hand using a folding method with a single piece of leather. Made by good quality Italian vegetable tanned cow leather,very useful accessories, brass ring can be hung on any accessories(like keys or wrist strap), it will age to very great color after you used it. **- Material -** • Italian vegetable tanned cow leather • Brass hardware **- Dimensions -** • Color : Brown • Approx. Dimension : 11cm (L) x 7cm(H) x 2cm(W) • Brass ring : 15mm(I.D.) x 20mm(O.D.) x 2.5mm(Thickness) **- Maintenance methods and precautions -** • Customized merchandise can't return. (Customized merchandise meaning: Not "MSBR Leather" original design / change the original commodity Size / print exclusive printed word.) • Keep leather products from water. Carrying leather bags in the rain may cause damage to the leather or mold. • If the leather product is exposed to water, gently wipe the water off with a dry cloth and leave it in the shade to dry. Do not blow-dry or put the product in direct sunlight. • The color and texture of leather change with time and use. Use the product frequently to improve its shine. • If you are not using your leather product, put it back in its (a) dust bag, and store it in a cool and dry place. • Every piece of leather has different grains, creases, and may even have scars or spots. This is a special feature of leather products. • This product is handmade.