1. Storage box material: PP 2. Remove the card needle is strong and durable, not easily broken 3. Mini size, easy to carry 4. Thick material, smooth opening and closing, not easy to be damaged 5. The organizer is designed with a lid, dustproof and easy to store 6. Size: 36 x 4mm 7. Weight: 0.33g for the pin, 1.7g for the organizer box
