Apex Ammunition TSS Z-Series 12 Gauge 1 ounce 3 inch Waterfowl Shotgun Ammo. Light fast and agile it?s the ultimate shotshell for any waterfowl experience. From King Eiders in Alaska to double banded Mallards backpedaling over the decoys bring home that once-in-a-lifetime experience every time you hit the field. Specifications for Apex Ammunition TSS Z-Series 12 Gauge 1 ounce 3 inch Waterfowl Shotgun Ammo: Manufacturer: Apex Ammunition Gauge: 12 Number of Rounds: 10 Shot Size: 9 Shell Length: 3 in Muzzle Velocity: 1550 ft/s Application: Waterfowl Shotgun Shot Weight: 1 oz Shot Material: Tungsten Primer Style: Centerfire Cartridge Case Material: Plastic Lead Free: Yes Color: Black Features of Apex Ammunition Apex TSS Z-Series Waterfowl Shotgun Ammo: 12 gauge 3" shell 1 oz of 9 shot 10 round box 1550 FPS Package Contents: Apex Ammunition Apex TSS Z-Series Waterfowl Shotgun Ammo What is Apex Ammunition TSS Z-Series 12 Gauge 1 ounce 3 inch Waterfowl Shotgun Ammo good for? The manufacturer says that it is best for waterfowl.