Quote Originally Posted by IRescue452
Actually, long haired double-coated breeds do very well in the heat. The hair keeps them from sunburn and actually traps the cool air. if you are in a hot climate and reach you hands into the double coat of say a sheltie, you'll find that the dog is usually quite cool.
Yes actually you are right, BUT you have to groom them VERY thoroughly & diligently, if their hair is even the least bit snarly what so ever the insulation stops working as well.