Always Inspired, Subtly Sophisticated. The exclusive black vegetable-tanned leather case allows you to carry an HMM Plummet ballpoint pen or any other pen wherever you go. With a firm feel and smooth surface, the case protects the pen from gum and prevents ink from staining your bag or clothes, making it a portable writing tool. Material: Vegetable-tanned leather. Dimensions: 152 x 30 x 5 mm. Weight: 9.5 g. Made in Taiwan.