Bob Allen Signature Series Four-Box Shell Carrier Black One Size. A tough water-resistant rip stop nylon carrier with strong web wraparound handles the Bob Allen Signature Series Four-Box Shell Carrier holds four boxes of shells and folds flat when not in use. For a great way to ensure your success in the field choose the Bob Allen Signature Series Four-Box Shell Carrier. Specifications for Bob Allen Signature Series Four-Box Shell Carrier: Manufacturer: Bob Allen Fabric/Material: Nylon Features of Bob Allen 411RS Shotgun Shell Bag: Tough Water-resistant Rip stop nylon Web wraparound handles Holds four boxes of shells Folds flat when not in use Package Contents: Bob Allen Signature Series Four-Box Shell Carrier Bob Allen 22100: Signature Series Four-Box Shell Carrier Black One Size