Carhartt offers Carhartt Legacy Hammer Holster for $7.49 (reg $9.99) with free shipping.

Product Description:
Build your own tool belt. This holster has a metal loop that fits a standard-size hammer. It's made of heavy-duty polyester that's water-repellent.

• 1200-denier heavy-duty polyester
• Dimensions: 4.25" x 3.75" x 2.5"
• Rain Defender® durable water repellent (DWR) keeps your gear dry in light rain
• Holster with metal loop secures a standard-size hammer
• Imported