Sportees Mittens can be custom ordered. e-Mail:[email protected] It is an old Eskimo rule that you need to keep your wrists warm in order to keep your body warm - and if you look at your wrists and have a look at the veins that are running just under the skin, you will agree. mittens are available in Polartec 200 Polartec Windbloc and PolartecWindpro for $25 Retro X for $25 or double layer with the Polartec 200 on the inside and the Polartec Windpro or Windbloc on the outside for $40 sizes extra small to extra large and then custom.