The GSG 22-round box magazine is constructed from high-impact polymer and has a side window for viewing rounds.Restrictions are observed in the following cities and/or states prohibiting the sale or shipment of magazines with more than a 10rd capacity to: Aurora, Il; Chicago, Il; South Bend, IN; All of CA; All of HI; All of MA; All of NJ; All of NY; The sale or shipment of magazines with more than a 20rd capacity is restricted to the entire state of Maryland.