Tires are made for the conditions that they are driven in. Therefore if you live in an area that has cold winters, that is it snows for a large portion of the winter, you probably should purchase winter tires. If you are living in Florida for example winter tires would not be required and year round tires would be sufficient.
Well I think you should change your tires to triangular blocks of wood and see how that goes.
To order tires online you should know the make, year and model of your car and the size of your tires. You should also know what brand of tires you are interested in and if you require winter tires or all season.
A person should look out for the following when purchasing tires: All season tires, low profile tires, read the tire specifications to make sure they match your needs.
Once they are mounted on the vehicle and aired up to the correct pressure, yes they should be round. If not, the tire is defective and must be replaced.
Firestone Tires offer numerous tires that are great for your winter driving in the Colorado area. But the best are there all season tires they currently are offering. They will improve your winter driving and you can keep them on your car year round and don't have to worry about removing them ever.
The odds are 95% or better that the tires on your car are what are called "all season radials", and they are fine year-round. If you want, you can stop at any tire store and they will gladly tell you exactly what they are - usually no charge for that.
Buy new ones! Out of round tires is a defect in the tire. Demand that the place that sold you the tires replace them. I am assuming you have not slammed on the brakes and slid the tires far enough to flat spot them. Tires can be shaved to make them round again but doing this causes a loss of rubber and they will wear out sooner.
Tires
Since your tires are all season, they should be good. If you are worried they won't be, then it would be a good idea to buy some snow chains that can be put on your wheels without removing your tires.
Winter tires are for use predominately in the snow and All-season tires are exactly that meant to be used all year around. You will not get as good a traction on snow with the All-season tires as you would with the winter ones but the decision comes down to what part of the country you are in and how much snow you get.
Almost every company makes 'rain tires' -
All season tires.