It looks like you’re referring to a fly fishing product鈥攍ikely a “Megapack” of egg flies that comes with a free fly box, designed for targeting species like trout and pike.

Key Details (Based on Your Reference 178):
– Egg Flies: These are small, round flies mimicking fish eggs (salmon/trout eggs), a highly effective pattern for trout, especially in rivers during spawning seasons.
– Megapack: Typically includes multiple sizes/colors (e.g., orange, pink, cream) for varied fishing conditions.
– Free Fly Box: A storage case to organize your flies, often waterproof or foam-lined.

Fly Fishing EGG FLIES Megapack + FREE Fly Box For Trout Pike #178

– Target Species: Trout (rainbow, brown, brook) and aggressive predators like pike (though pike usually prefer larger prey).

Why Egg Flies Work:
– Trout: Egg patterns imitate nutrient-rich eggs drifting in currents, triggering instinctive strikes.
– Pike: Less common, but pike may hit egg flies out of curiosity or during feeding frenzies.

Where to Buy?
If this is a listing from an online store (e.g., Amazon, eBay, or a specialty fly shop), check:
– Reviews for quality/durability.
– Sizes (e.g., 6mm鈥?0mm eggs).
– Hook Strength (heavy enough for pike if included).

Pro Tip:
Egg flies shine in cold water (fall/winter) when trout key in on spawning baitfish eggs. Pair them with a nymph rig or fish them solo under an indicator.

Would you like help finding this specific product or alternatives? Tight lines! 馃帲