GordiniMens Gore-tex Storm Glove

Q: I am looking for a sub zero F gloves for life in Minnesota. Are these it?

Gordini Men's Gore-Tex Storm Trooper gloves do a lot to keep hands warm in sub zero F Minnesota with Megaloft insulation, zippered handwarmer pockets, waterproof, windproof, breathable Gore-Tex inserts, moisture-wicking lining, and extended gauntlet cuffs.

Q: Can these be worn over motocycle gloves? if so what size would u get... i'm thinking xl since i normally wear a lg

You should be fine wear them but depending on the thickness of your other gloves, you may have trouble with getting the feel of the handles. Going up a size is always a good idea if you want to layer to make sure you've got enough space.