This deal has ended.
A T-Mobile SIM Card Activation Kit for any unlocked, mobile ready tablet, hotspot or phone drops from $10 to $0.01 using the code FREESIM at T-Mobile. Plus, the shipping is free. This is the best price they've offered for these SIM kits and a great pairing for any low priced unlocked phone like the Moto X. Use the compatibility checker on the linked page to determine the proper sized SIM for your unlocked device. There is a limit of 3 per customer and sales tax is charged in most states. (Note: Use the code SIMDEAL for SIMs on pre-paid plans)