Better - durable, usually insulated with some tech features
Average - insulated suited for normal seasonal conditions
Leather/Synthetic - usually leather palm, synthetic backing
Synthetic - man made material replicates the qualities of down
Keep your hands and fingers toasty warm with the Oakley Factory Winter Mitt 2.0. They offer cozy warmth from 3M Thinsulate insulation and 15K waterproof protection. Crafted out of a durable leather and synthetic fabric, with a touch screen friendly liner so you never have to worry about losing a mitt on the lift.
3M Thinsulate Insulation - Provides warmth without the bulk.