Umpqua NorthFork Waist Pack - Designed for your Best Day on the Water. The NorthFork Waist Pack features pockets for fly boxes, leader & tippet, indicators, and more. Everything you need for a comfortable and productive day on the water. Spacious main compartment: holds up to 4 full-sized fly boxes Secondary compartment: accommodates 2 full-sized fly boxes Internal pockets: organize leaders, tippet, indicators, and more Net slot: easy access slot for your fishing net External fly patch: for quick access and fly drying Water bottle pocket: fits a full-sized nalgene bottle securely Additional stretch pockets: easy-access storage options Proprietary VersiLoop accessory attachments: compatible with Umpqua's 6pc accessory line