Fulling Mill Stealth Box

Fly boxes are one of those bits of kit that only get your attention when they're doing your head in. Too bulky for the pocket, too crowded to pick a fly, or full of patterns you haven't touched for three seasons. The Fulling Mill Stealth Box takes a simpler route: a slim shell, one foam face and a layout aimed at keeping smaller flies in order. If your usual choices are nymphs, wets and smaller dries, that's a sensible starting point. No need to carry a brick just to cover a few changes of plan.

The useful number here isn't necessarily the headline capacity of 260 flies. It's the 20 mm thickness, alongside a footprint of 106 × 186 mm. That's a shallow box rather than a deep store for anything and everything. It should make packing easier where pocket depth is the nuisance, although you'll still want to check the length and width against your vest or chest pack. Slim doesn't automatically mean tiny, mate. The appeal is having a useful selection spread across one face without stacking it into a much thicker case.

Construction is lightweight polycarbonate, with a frosted lid that allows you to see the contents. That's dead handy if you've got separate boxes for different jobs and don't fancy opening each one while a fish is rising within casting range. Don't expect the frosted finish to show every tiny difference between similar dressings at a glance, though. Think of it as a way to recognise the selection inside. Available red, blue and grey options also give you a straightforward way to distinguish boxes if you prefer organising your kit by colour.

Inside, you get a one-sided insert made from 4 mm high-density foam, with pre-cut slits to hold the flies. The sensible approach is to use those slits rather than peppering fresh holes across the foam. Grouping patterns into clear runs helps too: perhaps lighter nymphs together, heavier options elsewhere, then wets and small dries in their own areas. You don't need a museum display. Just enough order that changing depth, size or profile doesn't turn into a rummage. A few deliberate gaps can be more useful than another handful of near-identical flies.

For river fishing, that setup lends itself to a box built around the water you're actually visiting. A spread of nymph sizes and weights, a few wets and some smaller dries can cover different approaches without bringing the entire tying desk along. Keep your most-used choices easy to identify, especially if several bead-headed patterns look much alike. When you're standing in moving water with cold fingers, the last thing you want is a guessing game. The box won't choose the right fly for you, but a sensible layout makes the choice less of a faff.

On stillwaters, it makes similar sense as a dedicated home for smaller nymphs and wet flies. Separating sizes or colours lets you work through a change methodically instead of grabbing whatever comes to hand. Just be realistic about the space each dressing needs. A slim nymph and a heavily hackled wet might occupy similar hook lengths, yet demand quite different gaps around them. The stated 260-fly capacity is useful guidance, not a challenge. If squeezing in the final row means neighbouring flies keep coming out together, you've gone past the useful limit.

Dry flies need a little more thought. Smaller patterns are within this box's intended brief, but overall height matters as well as hook size. Upright wings, generous hackles and other proud dressings need clearance when the lid closes. Don't force a bulky pattern into a shallow box simply because there's a spare slit. That's where a deeper companion box earns its keep. The Stealth makes more sense as a well-chosen part of your storage setup than as a promise that every fly, from a tiny nymph to a big streamer, belongs in the same place.

The buying decision is pretty straightforward, then. If you want a slim, organised home for smaller flies, the Stealth Box has a clear job and sensible features for doing it. If your collection is mostly big, bushy or heavily dressed patterns, look towards something deeper. You're buying the box rather than a ready-filled selection, so allow for that too. Load it with the flies you genuinely use, leave the dressings room to breathe and let wet flies dry after fishing. Keep it practical and you'll have a much tidier starting point for the next session.