High quality PU leather construction and handmade craft ensure durability for long-term use without fading or damage. Drawstring design for simple folding and unfolding. The expansion area is controlled by loosening or tightening the straps, and an inner cube layer protects the contents from impact. Versatile storage for cubes, coins, keys and other small items. The drawstring securely closes the bag to prevent items from getting lost. Portable and easy to carry. The end cord can be attached to a backpack, gym bag or other similar bags for quick access. Key advantages - Function: keeps small items organized and protected, with a secure closure - Material: high quality PU leather, durable and long lasting - Size and portability: compact and lightweight for easy transport - Performance: adjustable expansion for flexible capacity and inner protection Suitable use scenarios - Travel or daily commute: store coins, keys and small valuables for quick access - Gym bag or backpack: keep loose items organized and easy to locate - Home or office: use as a compact organizer for small parts, adapters or accessories