Izaak is a wonderful host and one of the best I've ever had! You will definitely like this place, because absolutely everything corresponds to the professional level. The apartments are quite close to the center (only 15 minutes by metro), they are cozy, a great sleeping place, everything is clean and tidy. Izaak will always help and prompt, and it will leave the most vivid impressions on your trip. If you are in doubt, don't even think about worrying, you will be delighted!