Simms Tributary Hip Pack Socks Ideal for light nymph and

Ideal for light nymph and dry fly fishing applications

high density rubbers seals

Our most versatile baselayer with the greatest comfort range is made with Polartec® Power Grid™ fabric with Polygiene® permanent odor control and Fair Trade Certified™ for sewing

4m 160gr/10

9% ElastanePanels: 92% Polyester

Simms Tributary Hip Pack Socks Ideal for light nymph andUpdated for 2026 with increased storage and improved water resistance. The Tributary Hip Pack is an easy wearing, go anywhere storage solution that's ready to fish anytime. CAPACITY: 5L Durable and water resistant 630 Denier High Density Oxford Nylon fabric with TPU coated frontside and PU coated backside YKK zippered front drop tray storage with external Velcro fly patch location plus one internal drop in mesh pocket Large capacity YKK zippered main