IT IS COMPLETELY REVERSIBLE
the nano to micro sim adapter is very handy to switch easily the sim card between different devices, cell phones or tablets.
Fits all older phone models like 3GS, 4S and any other normal or micro sim card devices
Nice gift for someone who travels.

Package Includes:

Ultra slim black Holder case
3 SIM Card Adapters
1 phone eject tool pin
Quality high Speed MicroSD USB Memory Card Reader

Holds 4 different sim cards
2 regular size sim cards
1 Micro size sim card
1 Nano size sim card

Holds 2 MicroSD / TF Memory Cards
Holds 1 phone eject pin (included)
Holds MicroSD Memory card reader (included)
Holds 3 SIM card adapters (included)

The adapters can convert:
Nano to Micro size
Nano to Standard size
Micro to Standard size

The SIM card adapter allows you to convert your sim card size, This is ideal if you want to use the same SIM card in a different phone or changing between a newer and an older phone that requires a different size sim card.