GPS Single Box Shotshell Carrier 12/20 Gauge Black. or 20 ga. shotgun shells. Made from tough 600 D Poly material. Visual I.D storage system with specialized pockets for ear protection. Handy web strap for carrying shooting glasses. Specifications for GPS Single Box Shotshell Carrier: Manufacturer: GPS Color: Black Fabric/Material: 600D Poly material Caliber: 12 Gauge 20 Gauge Features of GPS Single Box Shotshell Carrier: Fit 1 box of 12 ga or 20 ga shotgun shells. Made from tough 600 D Poly material. Visual I.D storage system with specialized pockets for ear protection. Handy web strap for carrying shooting glasses. Package Contents: GPS Single Box Shotshell Carrier GPS GPS-575BCB: Single Box Shotshell Carrier 12/20 Gauge Black