Features: It is all handcrafted, made of the walnut wood, showing the beauty of nature. Delicate and exquisite craftsmanship, great decorations on the desk and creative gifts. It collects pen holder, storage box and permanent calendar in one, making your life more nicer and cleaner. Specification: Material: walnut wood and metal piece Size: 17 9.7 7.3cm/ 6.69 3.82 2.87in Weight: 350g/ 12.35oz Process: Fine Grinding, Spray Paint How to use the calendar part 1. TURN the arrow points at the "month" 2. Move the metal frame to the right date and week.(The metal frame has a magnetic adsorption for the black plate, so it can be convenient taken off or install.) Maintenance Instructions: Wooden products should AVOID direct sunlight, in case of cracking and aging. Also Avoiding from high temperature and humidity. Protect from scratching for affecting the appearance. CLEANING: Clean by a piece of dry cloth or half dry cloth, DO NOT wash it in water.. After a period of using, you can use wood wax to maintain it as bright as a new one. Package Includes: 1 Artinova Wooden Pen Holder Storage Box with Calendar.