Boyfriend's birthday, in fact, boys don't really care about this day, but if someone remembers his birthday, he will definitely be very touched. Send him a small gift, he will definitely be surprised enough. Here are some suggestions:
First, if he often travels on business, you can give him some travel gifts, such as a new razor, or a new blanket, so that he can take good care of himself when he is away from home, which will definitely make him feel very thoughtful.
Second, give him a gift he likes, such as a watch, or a new belt and tie, which will make him confident in his appearance, and he will like it very much.
Third, give him a creative gift, a real doll of you, made to look like you are together, you may not carry it with you, but you can see your happy look every day when you put it at home, which is a very good gift. You can also give him a couple color-changing cup with your photo on it, which will also urge him to drink more water.