24 Essential Egg Dry Fly Fishing Lure Assortment

What are these flies? I had a pack made for me, but I don't what's dry/wet, and what they're all best for. I'm in Australia and will be fly fishing for Trout.

Big Y Fly Co® Best Selling Fly Fishing Flies-Since 2004-Discount Flies

Steelhead Fly

Egg Pattern Fly

Fly Egg Pro

Rainbow Trout Fly Selection - 5 Guide Flies for Success

52-Piece Wet Flies Assortment Fly Nymphs and Streamers with Fly Box

ROKC 24 Essential Egg Dry Fly Fishing Lure Assortment, Trout, Steelhead, Salmon Fly Fishing Flies

The 25 Greatest Flies of All Time

Egg Pattern Fly