Item Type: Storage Card Case Material: ABS + Thermoplastic Rubber Model: MC-SDMSD12 Application: 4 Storage Cards + 12 Micro Storage Cards Package List 1 x Storage Card Case 1High Quality Material: The storage card case is made of environmentally friendly ABS material and thermoplastic rubber, which is hard and durable. 2Waterproof: This memory card storage box has good airtightness, waterproof and dustproof, used to carry and store camera memory cards, very practical. 3Large Capacity: The storage capacity is large, this storage box can hold 4 Storage Cards and 8 Micro Storage Cards, which is convenient for you to store and manage. 4Locking System: Ergonomic locking system allows you to easily open the card box, with a perforated design, which can be matched with a keychain, etc., which is portable. 5Appropriate Slots: Each slot is strictly customized to fit perfectly, firmly fix the card inside, prevent the card from moving around and avoid harmful impacts.