14 Unbelievable Costco Buys if You've Got Wiggle Room in Your December Budget

Congratulate yourself on saving money this month and splurge on something you might not usually buy. No, we don't mean you should waste cash on overpriced items from specialty stores.

Instead, unlock the true value of your Costco membership and take advantage of the warehouse club's top December deals. From a viral smoothing skincare serum to a portable pop-up steam sauna, our curated list features products for pampering yourself and so much more.

Not sure how to spend your extra December dollars wisely? Browse our favorite 14 members-only Costco buys.

Editor's note: Prices and availability are subject to change and may vary by location.

Price: $18.99

Indulge in this delicious dessert. Kirkland's new creme brulee cake is the latest bar to hit the bakery. The instant fan favorite features a rich mix of creme brulee mouse, vanilla sponge cake, whipped topping, white buttercream, and a luxurious layer of creme brulee crunch.

Price: $18.99

Get your glam on just in time for New Year's Eve with these 3D faux mink lashes. Forget about messy glue. This body heat-activated beauty buy is self-adhesive.

Score serious savings at Costco right now. The three-pack is a bargain for $18.99. In comparison, Sephora sells a similar single set from the same brand for $24.

Price: $169.99

Holiday messes don't stand a chance against this cordless vac. The powerful portable uses an ultra-concentrated formula to lift and lock stains away. And don't worry about lugging a heavy appliance around. The lightweight design makes it easy to move this handheld device from room to room.

Costco members also get a magnetic charger, an extra rubber bristle strip, two replacement filters, and a caddy in this budget-friendly bundle.

Price: $399.99

Costco sells more than generics and bulk buys. This month, your membership gives you access to this luxurious cashmere scarf. The beloved Burberry brand isn't something you would usually find in a warehouse club. So if your budget has some wiggle room, now is the perfect time to snap up the sought-after selection.

Even though $399.99 may seem like a lot, a similar style sells for $645 on Burberry's website.

Price: $279.99

Enjoy the warm, cozy feeling of a steam sauna in your home. With three adjustable intensities, a clear phone pocket, and a moisture-lock waterproof floor, this is one of life's little luxuries that shoppers enjoy.

Costco customer Eliza raved, "It's truly blissful…Skin feels great…I forgot my aches in there."

Price: $299.99

Stay warm all winter long. A bladeless design makes this sleek appliance a stylish alternative to clunky space heaters. Of course, this Dyson model isn't all form over function. Air Multiplier technology and a choice between jet focus or diffused modes make it easy to heat your home. Additional features include one-touch oscillation, a sleep timer, and an easy-tilt base.

Price: $99.99

Pamper yourself without breaking the bank on a pricey day spa service. While a heated foot massager certainly isn't a necessity, it is a welcome addition to your self-care routine. And for under $100, this deal is a steal.

Features include a soothing heat mode, adjustable intensity settings, timed 10, 20, and 30-minute massages, and your choice of air compression or deep kneading modes.

Price: $39.99

Refresh your home for the holidays (or the new year) and nab this massive 57-ounce soy wax blend three-wick candle right now. The sophisticated scalloped design and elegant rubber wood lid have a classically refined style that complements almost any interior decor. Choose from three festive fragrances, including Frazier Fir, Ocean Mist, and Teak Tobacco.

Price: $99.99

Whether you're making a holiday family dinner or grilling a steak, this smart Bluetooth thermometer takes the guesswork out of cooking. Features include four internal sensors, an external sensor, unlimited wireless range, and WiFi connectivity.

Monitor your meal from almost anywhere. This tech-savvy selection connects to the CHEF iQ app for easy use.

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Price: $34.99

Take your tablescape to the next level. Use your December budget surplus wisely and save money at Costco. This set has a quiet charm and graceful elegance that only looks expensive.

For under $35, you'll get 20 stainless steel pieces. A similar service for four costs $180 at Pottery Barn.

Price: $29.99

One of the buzziest K Beauty buys just hit Costco's shelves. And if you have some extra cash to spend, this is one bargain that definitely deserves a spot in your cart. The micro needle essence smooths, softens, and plumps your skin, resulting in a more youthful appearance.

Price: $30.99

Keep your toes toasty without sacrificing style for comfort. These women's ankle boots feature a cushioned memory foam insole, a cozy knit cuff, and plenty of traction.

Costco customer Candi gave this fashionable find five stars on the retailer's website, gushing, "Absolutely love them. Super comfy and a great price."

Price: $34.99

Transform an uncomfortable chair into a soft seat with this memory foam cushion. The ergonomic item is more than just a plain pillow. Unlike traditional toppers and flimsy pads, this pick reduces pressure, prevents strain, and provides plenty of support.

Price: $9.99

Satisfy your sweet tooth without wasting time or money at a pricey Italian eatery. This layered confection includes mouthwatering mascarpone, coffee-soaked sponge cake, and a delicately dreamy cocoa powder topping.

Use the extra wiggle room in your monthly budget to nab these deals before December ends. Even though some of the items on our list may cost more than your regular Costco haul, they're all well worth the price.

Looking for more ways to save money on groceries, beauty products, home goods, or electronics? Compare Costco's in-store and online prices to get the best bargains.