Features: 【Elegant Protective Design】Crafted from premium PU leather, offering exceptionally abrasion resistance and waterproof performances. 【Convenient Elastic Structure】Features elastic band ensuring the pen sleeve remaining securedly fastened to notebooks or diaries. 【Precision Protections for Single Pens】Tailored exclusively for individual fountain pens, preventing friction caused by multiple pens rubbing together. 【Classic Leather Texture】PU leather delivers a luxurious visual appeal while remaining effortlessly easy to clean. 【Lightweight and Portable】Designed for minimal bulk, it not adds extra weight and slips effortlessly into any bag or case. Specifications: Component: PU leather Process: Fine sewing process Color：Optional Size about 8x3.8cm/3.15x1.49in Package Includes: 1PC PU leather single-support pen cover note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.