Umpqua UPG Foam Dual Essential Fly Box

The Umpqua UPG Foam Dual Essential Fly Box is the one box that actually earns a permanent spot in your vest. It pairs dual foam inserts with a slim, impact-resistant shell, giving you organized storage for dries, nymphs, and small streamers without the bulk. If you've been carrying two boxes where one would do, this is the fix.

Both sides feature Umpqua's Power Grip foam, which holds flies securely without the death grip that shreds delicate hackle. The foam is 25% lighter than silicone-based alternatives, so you get a box that's noticeably easier to carry all day. It handles fly sizes 8 through 22 comfortably, which covers just about everything short of a full-size streamer.

Key Features

• Dual-sided Power Grip foam inserts for secure, lightweight fly storage
• Accommodates fly sizes 8 through 22, covering dries, nymphs, and small streamers
• Power Grip foam is 25% lighter than silicone counterparts
• Ultra-slim, low-profile shell fits easily in vest pockets and chest packs
• Magnetic closure for quick, one-handed open and close access
• Strong, impact-resistant box shell built to handle drops and pocket abuse
• Quick-loading foam design speeds up fly changes on the water

Why We Like It

We reach for the UPG Foam Dual Essential because it solves the simplest problem in fly fishing storage: keeping a full day's selection of flies organized in one slim box that doesn't weigh down your kit. The dual foam sides let you dedicate one panel to dries and the other to nymphs or wets, so you're not digging through a jumbled mess when the hatch changes. The magnetic closure is a small detail that matters more than you'd think. It snaps shut with one hand, which means fewer flies lost to a gust of wind while you're standing mid-current.

The Power Grip foam strikes a good balance between hold strength and ease of use. Flies slide in and out cleanly without tearing wings or bending hooks, and they stay put when the box is open and facing the wind. For a box at this price point, the build quality punches above its weight. It's the kind of everyday carry box you stop thinking about because it just works.