You do not want your hands to get cold during a dive. This could lead to your hands becoming numb and cause discomfort. Your hands, when numb, will be incapable of handling the inflator or valves. Having hands that are not numb will help especially if you need to escape troubles underwater.
SANTI Polar Fleece Dry Glove Liners are very soft to the tocuh and allow for full movement of your hand. The gloves are thin, but they maintain heat when in use underwater. These gloves are also great for everyday use and have a short cuff end with an elastic gusset in the wrist.
Winter Fleece Liner
SANTI Winter Dry Glove Liners have a thicker and more insulated fabric. This allows you to use them at colder temperatures during winter diving. The gloves have a soft touch to them and do not restrict your hands from moving. The gloves are made form 40gr Thinsulate insulation giving you the best heat retaining experiance during every winter dive.