Those are some great looking crappie jigs. Those look like kip or cow tail jigs. Yes, that is Krystal flash. It is used to imitate fish scales.
Here is a great thread "FOR SOMEONE NEW TO TYING"
For Someone New To Tying has a lot of things you might want to consider as well as sample prices for these items. Please look at it.
THIS IS REAL BASIC FOR A PURE BEGINNER. (You can always spend a lot more if you wish)
Item Suggestion Approximate Cost at Cabela's 1-800-237-4444
Rotary Vise – to hold a jig ??????????? (to fit your budget)
Small Whip Finisher Item TW-31-4155 $4.99 (each)
CERAMIC Bobbin – to hold thread ????????
Bobbin Threader Item TW-31-0728 $1.99 (each)
3 ½ inch Straight Scissors Item TW-31-3735 $10.99 (each)
Bodkin – to apply head cement Item TW-31-9725 $2.99 (each)
1/32 ounce Jig Heads Item ?????????
1/16th ounce Jig Heads ?????????/
Variegated or regular Chenille size #2
Hackle Pliers
Hackle
Flat Waxed Nylon Red Thread Item TW-31-0661 $2.99 (per 200 yards)
Strung Marabou - Chartreuse Item TW-31-0345 $1.99 (per ¼ ounce)
Chartreuse Krystal Flash Item TW-31-4448 $3.75 (per bag)
Head Cement Item TW-31-0676 $6.25 (1 ounce)
Kip Tail(s) – for streamers Item TW-31-0582 $2.99 (per each)
#4 or #6 hooks ????????
Start with one or two proven designs that will catch Crappie and Bream and then branch out and experiment from there.
All crappies will hit a 1/32 or 1/64 ounce jig or a #4 or #6 hook. (Minnow or Wolly Worm) Master the basic marabou / feather jig and it will always get you bit. Add the wooly bugger or wolly worm styles and your hobby will take off and be real enjoyable for you.