Knit or fleece  mittens are easy to put on, are flexible enough to grip bicycle handles and the chain on the swing.  Two layers can provide excellent protection in the snow.
Properly sized, pull-on boots are easy for young children to get on and off 
Bib-style snow pants are easy to put on, provide warmth on windy November mornings and keep you dry in the winter's snow.
Hats need to cover the ears and secure comfortably under the chin
Cold Weather Gear for Preschool
A scarf or gator keeps the the cold wind out!
Wristies are a great way to keep the space between jacket sleeves and mittens toasty warm.  Mrs. T loves her pair!
www. wristies.com