Christmas and men do not often mix, especially if you are a girl with a boyfriend that is impossibly hard to buy for. What do you get the man that won't tell you anything? First things first: you should observe his likes and dislikes. How does he choose to spend his time? Does he like video games? Would he rather be fishing? Perhaps elegant accessories that draw attention, while maintaining a distinctly masculine tone are "his thing"?

Regardless, even if you do know the answers to these questions, it can be frustrating when the time comes to actually pick something out. And since the Christmas season almost always seems to sneak up on you, you should probably utilize every moment of your time to determine what gift is best for him. Or, you could just save yourself a lot of trouble, and go with one of these six great boyfriend Christmas Holiday gifts that are sure to keep him happy:

1. Money Clips: Money Clips are a great way for him to carry his essential cards and cash without bulking up his pockets. More and more men like to carry as little on them as possible, and money clips are the best choice for making this desire fulfilled. Some even come with foldout knives, so if your boyfriend is a fan of the next option, you just took care of two ideas at once.

2. Pocket Tools and Knives: Maybe your man is the type that always likes to be prepared, but especially on the go. Pocket tools and knives can solve the dilemma of needing the right tool at the right time, but not having it. Most men get much more than their money's worth out of these selections.

3. Flasks: Flasks are a classy and elegant way for him to get in the Holiday Spirit by better enjoying his Spirits. With a variety of unique designs, a customized drinking flask is an even better choice for the man in your life.

4. Fly Fishing River Maps: If you want options, choose a fly fishing river map, and you will probably give him something truly unique that he has never had nor heard of before, but will love and enjoy nonetheless. Fly fishing river maps are printed on parchment paper and feature maps to specific rivers along with accompanying trout that are common to that location. Perfect for the outdoors-man boyfriend!

5. Key Chains: Key chains can be a great form of self-expression for men and women alike. A unique key chain selection that he truly cherishes, and that is in line with his interests, will be proudly displayed for years, maybe even decades to come.

6. Leather Cases for Mobile Devices: Everyone loves their Blackberry or iPod, and leather accessories are a very popular gift these days as a result. Most men will love the idea of leather cases that bring even more elegance and sophistication to their already cool mobile devices.

Boyfriend Christmas Holiday gifts are not always easy to buy, but if you pay attention to his likes and dislikes and then find unique and useful gifts that bring out those interests, the holidays will never be a time of stress and frustration again - at least as far as he is concerned!