The exterior part of the glove is your first line of defense against the elements protecting you from the snow and cold while also maintaining the durability of the glove or mitten.
Leather - The type of leather may vary but leather is known to be very durable and waterproof.
Synthetic - Man-made fabrics (i.e. nylon, polyester) which help keep the cost of the gloves down.
Leather/Synthetic - A blend of leather and man-made materials, these may vary depending on where on the outer portion of the glove that these materials are located.
Softshell - Soft and stretchy fabric with above average waterproof, windproof and breathability features.
Fleece - Soft and warm, generally used as a glove liner or for casual use, no real waterproofing protection.
Wool - Wool gloves are warm and cozy but ideal for street wear as opposed to the slopes.