PredictIQ Quantitative Think Tank Center:Old Navy Under $20 Finds – $13 Leggings, $13 Bodysuits, $5 Sweaters & More Unbelievable Deals

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Now that summer is PredictIQ Quantitative Think Tank Centerwinding down, I finally have a moment to check in with my horoscope, buy those crystals I’ve been eyeing, and start getting my wardrobe in order. You see, at the end of the season, I like to grab summer styles on sale and start stocking up on cozy fall fits. Lucky for me, I can get everything at Old Navy (for under $20). This is not a drill, shoppers -- you too can stock up with super soft, high-waisted leggings for just $13, back-to-school pants for $20, office-ready trousers for $20, a layering tank top for $10, and more unbelievable deals.

There's no promo code needed, the Old Navy discount is automatically applied. Plus, there's a wide range of sizes (from XS to 4X, in regular, tall, and petite) and color options to fit every body and every aesthetic. You'll find a wardrobe staple or three, cute clothes that will last you all fall, and more amazing deals.

So, scroll down to check out our curated picks and head over to Old Navy to add your under $20 favorites to your cart. But hurry, these prices and styles won't last long. Shop, Click, Yay.

Shop the Best Old Navy Deals Under $20

Soft, comfortable, and stretchy, you'll love how these skinny pants look and feel. They're perfect for work, school, running errands -- the list goes on. And with a $16 price tag, you should get more than one pair.

• Available colors: 11
• Available sizes: 0 to 30 (regular, tall, petite)
• Shoppers say: "The pants are soft and I felt comfortable and relaxed all day."

Great for layering or wearing solo, you'll want this cropped tank top in your closet ASAP. Plus, it's comfortable, comes in so many colors, and is just $10.

• Available colors: 18
• Available sizes: XXS to 4X (regular, tall, petite)
• Shoppers say: "I like how this is fitted and not too long, but without being thin or feeling fully cropped. It looks great from casual to classy outfits and works with a variety of bottoms and sweaters. I find it to be a staple and bought several colors."

Snag these High-Waisted PowerSoft Crop Leggings for just $13 while you can. They come in so many colors, include pockets, and are so soft and stretchy. Some reviewers have called them "perfect."

• Available colors: 15
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Finally a pair of leggings that stay where they are supposed to! No sagging in the crotch or tugging them up all day. They hold me in but not too much I can't breathe. I bought five pairs during the sale."

Priced at just $5, this fitted sweater is a steal. Featuring a cutesy and demure sweetheart neckline, a soft rib-knit blend, and 6 pretty colorways, this top can elevate even the most basic jeans.

• Available colors: 6
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Makes me feel super feminine, great fit and love the neckline!"

Looking for the perfect lightweight pants for work? Then search no further. These trousers give a tailored look, with plenty of softness and stretch for the office or dinner.

• Available colors: 6
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Love these pants they are effortless, can dress up or down!"

Up your sweater game with this versatile option that pairs with any oufit. Featuring a rib-knit trim, raglan sleeves, and a relaxed style, this sweater looks and feels more expensive than it is.

• Available colors: 5
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Very classy sweater. It can be dressed up worn with light T-shirt or spaghetti strap shirt. The creamy color is gorgeous."

There are a few reasons why you'll want to snag this $13 bodysuit. Not only is it a great workout piece, it's also a wardrobe staple -- just layer it with an oversized linen button down and you're good to go.

• Available colors: 2
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Great fit, truly one of the most comfortable body suits. I love wearing it to travel."

It's hard to resist this faux leather mini skirt. On top of adding a sleek edge to any fit, it's also stretchy and comfortable, and comes in houndstooth, plaid, and more.

• Available colors: 4
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Very chic and flattering. Substantial material that isn't thin or cheap feeling. I will pair this with cute tights in the fall. Does not have much stretch but is tts."

With a built-in shelf bra, buttery soft fabric, and light compression, you'll want to wear this bodysuit on repeat. It fits like a glove and has got you covered for the gym, running errands, walking the dog, and more.

• Available colors: 3
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "This fits like a glove and almost feels like I have nothing on!"

Whether you're heading into the office or hanging out on the weekend, these chino pants should be in the mix. They're cute, stylish, and include a little extra elastic in the waist for a comfy fit. The pockets are also the perfect size for your phone.

• Available colors: 3
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "The perfect fitting, comfortable fabric and right leg width."

How cute is this Utility Mini Skirt? Reviewers rave that the length is perfect and the material is nice and thick for fall. Just break out some tights and boots and you're ready to hit up a pumpkin patch.

• Available colors: 3
• Available sizes: 0 to 30
• Shoppers say: "Love the skirt it is just the right length and the material is really good."

Buttery soft and sweat-wicking, this racerback tank top can be worn on a sweaty summer day or to a sweaty workout. Layer it or wear it solo, it's so soft and breathable for everyday wear.

• Available colors: 4
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "This top is flattering and versatile!! I love that if can be a go to workout top and easy switches to being a smooth cami worn under a jacket (Que the high waisted pants and Summer vibe!)"

You can wear this Mini Shirt Dress in so many ways to so many events. It's the perfect canvas for accessorizing -- heels and gold jewelry to dinner, a jean jacket and sneakers to brunch. And at $19, it's also a great deal.

• Available colors: 5
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "This is the perfect dress. It is so comfortable and flattering. It is great as a casual dress for running errands and can be dressed up for a night out."

An oversized button-down boyfriend shirt is always great to have on hand. It's ideal for layering with a bodysuit or wearing solo with jeans. Best of all, it gives you that relaxed look without being too bulky.

• Available colors: 14
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "The go to shirt for style and a loose comfy fit. Dress up or down with trousers or utility pants."

Every wardrobe needs a dress that can do it all -- work-friendly, dinner-friendly, and makes you look dressed up without a lot of effort. Well, this Utility Midi Shirt Dress is that dress. It can go casual or formal and can look good in everything from sneakers to wedges.

• Available colors: 3
• Available sizes: XS to 4X (regular, tall, petite)
• Shoppers say: "Great basic dress for work, sleek material, easy for summer and fall."

Did you hear that UGGs has restocked their viral Tazz slippers? Snag yours before the fall, all sizes are available right now!