12 essentials under $100 every guy needs in his closet for fall

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It's really starting to feel like fall. As the seemingly extended summer finally comes to an end, it's time to create a wardrobe that suitable for colder weather.

Buying a few wool suits and sport coats will serve your professional fall wardrobe well. When it's time to step out of the office, there are a few key items that can keep you warm, stylish, and comfortable on those casual fall days.

Simple items like dark wash jeans, flannel shirts, cashmere sweaters, and suede boots can be the difference between a fashionable look that's maintainable every day and settling for sweatpants and hoodies.

Revamping your wardrobe for the season might seem like an expensive task, but with some savvy shopping all of the essentials items can be had for $100 or less. From boots and bags to watches and socks, you can still be extremely fashionable on a budget this fall.

We put together a list of all the essential style items men need for the fall. That way, you'll have all the time you need to enjoy the season, instead of spending it piecing outfits together.

Check out the 12 best fall style upgrades under $100 for men, below:

Flannel shirts

L.L. Bean

Cooler fall temperatures make dressing warmer a necessity, and flannel shirts are the perfect way to do so. Flannel shirts are made of a plush cotton material that will keep you warm, comfortable, and stylish. If you're going for a traditional look, the L.L.Bean Scotch Plaid Flannel Shirt one of the best options. Coming in a slightly fitted construction, the shirt fits relaxed in the sleeves and chest, but slimmer at the waist.

L.L.Bean Scotch Plaid Slightly Fitted Flannel Shirt, $49.95

For more options, check out 12 flannel shirts that will keep you warm and stylish this fall.

Cashmere sweaters

Nordstrom

Instead of going for a normal cotton sweatshirt to stay warm, a cashmere sweater is the perfect way to be cozy, while remaining stylish during the fall. Everlane's Cashmere V-Neck Sweater makes for the ideal top layer on those cool fall days. The material is spun out of soft Mongolian cashmere, so you'll be comfortable all day, too.

For the last few years, Everlane has adjusted their prices to reflect declining cashmere costs. You can learn all about Everlane's cashmere sweaters here.

Everlane Cashmere V-Neck Sweater, $100

For more affordable cashmere tops from Everlane, check out The Crew Neck Sweater and The Hoodie.

Dark wash jeans

Mott & Bow

While jeans come in many styles and washes, keeping it simple during the fall is the way to go. A nice dark blue wash is versatile enough to be worn with anything. The Mott & Bow Slim Rivington delivers just that with its deep indigo raw finish. Its slim fit is neither too tight nor too loose, and pairs well with boots or sneakers.