Walmart
Canadian Tire
Superstore
Zellers


All the department stores carry them. They are usually in huge bins or covering entire walls at this time of the year ... and they range in price from <$10, like the ones in my photo, for a decent pair of mitts that have kept my hands warm down to some pretty bitterly cold temps ..... or perhaps a little bit more (like ~$20) for sheepskin lined leather mitts.