1 Thyroxine (T4) and Triiodothyronine (T3) . 2  Thyroxine (T4) is the key hormone produced in the thyroid gland. 3  Low levels of T4 produce hypothyroidism, and high levels produce hyperthyroidism. 4  Thyroxine converts to triiodothyronine (T3), which is a more biologically active hormone.
Men's Moccasins in extra large sizes. Size 14, size 15 and size 16. Big Minnetonka Moccasins and slippers for Men. Slippers by Old Friends Footwear. 16 different styles. Leather moccasins, Deerskin Moccasins, Moosehide Moccasins. Pile lined and Sheepskin Slippers.
Headgear sizing is based on your fitted hat size. 1  Small = up to 22in. 2  Regular = 22in - 23.5in. 3  Large = 23.5in - 25in.  XL = 25in and up.