This is a system planner made with "Olive Leather," tanned in a Spanish leather factory using 100% organic essence extracted from olive leaves from the Mediterranean coast of Spain. The Olive Leather tanning process involves a 24-hour drum tanning method, followed by dyeing using a through-dyeing process to color the leather all the way through. This is truly vegetable-tanned leather, carefully finished by European artisans. Furthermore, it is made using natural ingredients, making it 100% biodegradable and the most environmentally friendly leather. Size: Mini 6 ・Ring diameter: 8mm ・Material: Olive Leather Includes a ballpoint pen. Body size: W87 x H137 x D16mm