Flair Style Collar. Has 1 cavity each - 1/8oz, 1/4oz, 3/8oz, 1/2oz, 5/8oz, 3/4oz. Hook sizes - 1/8oz-#1, 1/4oz-1/0, 3/8oz-2/0, 1/2oz-3/0, 5/8oz-4/0, 3/4oz-5/0. Uses Hook Styles - Mustad 34184D or Eagle Claw 413 or 635.

Flair Style Collar. Has 1 cavity each - 3/4oz, 1oz, 1-1/2oz. Hook sizes - 3/4oz-5/0, 1oz-6/0, 1-1/2oz-7/0. Uses Mustad 34184D.

Flair Style Collar. Has 1 cavity each - 2oz, 2-1/2oz, 3oz. Hook sizes - 2oz-8/0, 2-1/2oz-8/0, 3oz-8/0. All cavities use Mustad 34184D or 34185D size 8/0.

Flair Style Collar. Has 1 cavity each - 4oz, 5oz. Hook sizes - 4oz-9/0, 5oz-9/0. All cavities use Mustad 91715 size 9/0.