Black Tool Belt Hammer Holder - has a steel hammer loop holder designed to keep your hammer in place and ready to go. It also has an elastic loop for a pencil,
Kraft Tool Leather General Construction Tool Pouch in the Tool Pouches department at Lowes.com
Style n Craft 75450 - Pliers & Hammer Holder in Heavy Top Grain Leather in Black | eBay
Klein Tools Leather Hammer Holder 5456TS - The Home Depot