Micro Sim Card Cutter w/4 Sim Adapter for iPhone 4 G OS Made with high quality steel, 168g. Silver colored. Easily and accurately cut your SIM card (15*25mm) into a Micro SIM card (12*15mm). Don't need to buy an extra Micro SIM Card for your new iPad or iPhone 4 Don't need to pay for double data fees. Use one SIM card on all devices. Comes with 4 Micro SIM Card Adapters so you can still use your old device!