Umpqua UPG Sili Waterproof Essential Fly Box – Medium, Hot Green

Overview

The Umpqua UPG Sili Waterproof Essential Fly Box in medium size is built to streamline fly organization across dries and nymphs. Its compact footprint fits neatly in vests, packs, or wading jackets, while the bright hot green shell helps you spot it quickly on the riverbank. Ideal for local days or travel, this box aims to keep your flies accessible without adding bulk to your setup.

Smart storage for busy days

Designed for efficiency, this box supports a practical workflow from cast to craft. The FlyTrap offset storage minimizes crowding and prevents head and tail overlaps, so you can swap patterns without clutter. Angled entry points simplify loading, helping you resume fishing with minimal downtime.

• Compact, user-friendly storage for flies 8–22
• FlyTrap keeps fly presentation tidy with offset positions
• Angled entry edges ease loading of dries and nymphs
• Maximized capacity with clear, quick access
• Deep gutters protect fully hackled flies during transport

Durability and weather-ready design

The shell is built for field use, combining rugged construction with practical security. A zero-memory silicone grip keeps flies in place, while the silicone material remains durable and flexible day after day. The box’s waterproof shell, rated IPX6.5, provides confidence in wet conditions, and a secure latch with magnetic swing leaves keeps the lid firmly closed when needed.

• Supreme grip silicone for reliable hold
• Self-healing silicone minimizes memory and maintains resilience
• IPX6.5 waterproof rating protects contents in wet environments
• Secure latch closure with magnetic swing leaves
• Bombproof shell designed for rugged river days

Real-world use and benefits

Whether you’re wading shallow riffles or fishing deeper runs, this box offers a balanced blend of capacity and accessibility. The medium size supports a broad range of patterns, while the silicone grip and durable shell help keep your flies ready as conditions shift. It’s a practical choice for organized teammates, frequent travelers, or anglers who value a reliable, all-season fly box without sacrificing speed or ease of use.