These are OEM Sig Sauer MPX GEN 1 Magazines for the 9mm MPX. These magazines are made of a translucent polymer by Lancer specifically for Sig Sauer that hold 30 rounds of 9mm ammunition.
This triple mag pouch in black is made from rugged nylon with leather reinforced backing for use with all SIG MPX magazines which securely holds three magazines with strong hook & loop backing.
*Note: Generation 1 magazines will work in Generation 2 guns. However, for optimal performance we strongly recommend purchasing the specific generation magazines.