There are three detachable memory card holders, which are placed flat inside the case to accommodate small SD/TF card case the size of credit card
The three card slots can hold three slim card cases of Kiorafoto: SD4, SDMSD6, and MSD10 (Each slot is engraved with its own model name).
This large memory card case can hold 30 SD SDHC SDXC and 60 TF MSD cards(without three slim card holder).
This Memory Card Case stores 20 SD/SDHC/SDXC and 40 MicroSD/MicroSDHC/MicroSDXC/TF cards (Memory cards are NOT included), meet your daily memory cards storage needs.
Push the button upwards with one hand to pop up the memory card holder, and when it closes, you will hear a "click" sound to lock the memory card case.