Nano SIM to Micro SIM adapter: Size: 1.5 (L) cm x 1.2 (W) cm x 0.1 (T) cm; This adapter will allow you to convert a Nano SIM card into a micro SIM card. Micro SIM to SIM adapter: Size: 2.5 (L) cm x 1.5 (W) cm x 0.1 (T) cm; This adapter will allow you to convert a Micro SIM card into a SIM card for almost every mobile phone. Nano SIM to SIM adapter: Size: 2.5 (L) cm x 1.5 (W) cm x 0.1 (T) cm; Works with Nano cards of all SIM providers. This adapter will allow you to convert a Nano SIM card into a SIM card for almost any mobile phone. Package Included: 1x Nano SIM to Micro SIM adapter; 1x Nano SIM to SIM adapter; 1x Micro SIM to SIM adapter; 1x key for opening the card slot.