The love for Korean beauty products goes beyond its innovative, high-quality and very reasonably priced skin care. K-beauty makeup is also equally fantastic, high-performing, and, in this instance, just as viral. The TirTir long-lasting Mask Fit Red cushion foundation is currently one of the most talked about Korean cosmetics right now and is being touted for outperforming luxury formulas and making skin of all ages look flawless — all for as little as $15.I had first heard of the TirTir foundation when I saw it in action on TikTok. Users appeared to press just a small amount of the product into their skin and blemishes disappeared, irregular texture became even and skin took on a perfected airbrushed finish.“I’m over 40, and was expecting this to sink in and show my pores, then wear off easily,” one Amazon reviewer wrote. “When I tell you that I was shocked at how airbrushed my skin looked once I applied this, you could have knocked me over with a feather!” Another TirTir cushion foundation reviewer said that it didn’t shift or settle into their fine lines, which can be a common concern with foundations that have a more radiant finish. Similar to other cushion foundations of this ilk, the viscosity is very thin, lightweight and super breathable. Once applied, it quickly dries down to a smooth, satin finish that claims to be incredibly long-lasting and transfer-proof. It might be helpful to imagine it as a “foundation ink,” rather than conventional cream or liquid formulas. “With a setting spray, this foundation lasted 24 hours. I fell asleep after a long night and woke up looking fabulous and glowing,” an Amazon customer claimed, while another agreed that it still looked “amazing” after a full day spent at Disneyland and was both sweat- and waterproof. This also wouldn’t be a true K-beauty product if it weren’t infused with ingredients that were actually good for your skin. The hydrating formula contains hibiscus and red propolis extracts to offer antioxidant protection and potentially boost skin’s elasticity. In terms of coverage, the brand claims it’s medium to full, however, based on both reviews and what I’ve seen from videos online, this is much closer to a full coverage foundation, as it takes very, very little to completely cover common skin imperfections such as acne, rosacea, hyperpigmentation and more. During my TirTir cushion foundation research, I also learned that knowing the correct way to apply this product to your skin is crucial to getting the most flawless and patch-free result as possible. For instance, according to one TikToker, the sponge should be held with two fingers rather than one, so that the whole surface area of the sponge is being used for a more even application. You should also dab some of the excess foundation off before applying it on the skin.According to one Amazon shopper who claims to be a makeup artist, “it blends like a dream.”Inside this shiny red egg-shaped compact lives the hygienic application sponge and a cushion pre-loaded with foundation that’s hidden behind a plastic cover to keep the product from drying out (this little door also doubles as a great place to dab some of that excess product off your makeup sponge). As some reviewers have pointed out, this packaging design makes this an easy foundation to travel with or apply on the go. It’s available in 40 shades, which, though it isn’t as large a range as what you might find on American markets, it’s pretty expansive for Korean beauty brands. You can find some helpful shade-matching tips as well as try a shade-matcher tool directly on the TirTir website. There is also a mini size available on Amazon for $15, just in case you want to experiment with shades or the formula itself before committing to a full-size compact.Keep reading to see why other TirTir cushion foundation users have made this their new go-to formula, even over high-end luxury options.Promising Amazon reviews:“This cushion foundation has completely won me over—it’s hands down my favorite! The coverage is flawless without feeling heavy, and it blends so smoothly into the skin. It gives me a natural, radiant finish that lasts all day without caking or settling into fine lines.The compact packaging makes it super easy to take on the go, and the cushion applicator applies the product evenly every time. I also love that it doesn’t feel greasy, yet still gives my skin a healthy glow. It works beautifully whether I’m wearing a full face of makeup or just keeping it simple.If you’re looking for a foundation that delivers amazing coverage, stays put, and makes your skin look incredible, this one is a must-have. I’ll definitely be repurchasing—can’t recommend it enough.” — Alyssa“Worth the hype!! This stuff is chefs kiss! As a makeup artist, I am so impressed with this foundation! The consistency is so thin, buildable and very full coverage. It looks pretty natural for a fuller cover foundation and very smooth! It blends like a dream It hold up for a super long time and is sweat and water resistant. I just wore it on a trip to Disney and still looked amazing at the end of the day.” — Aimee Kerry“I should have ordered this foundation as soon as I saw it on TikTok!! I waited months because I’ve bought ‘viral’ foundation before and it wasn’t any good. This, however, is perfection! It is the perfect shade match for my skin and goes on so smooth. The tiniest bit covered my entire face. I did a wear test without powder or setting spray and it stayed on amazingly. It didn’t rub off when I touched my face like other foundations do. Also, it didn’t settle into my fine lines. This is my new go to foundation!” — Stephanie D.“I was introduced to this foundation after completing a friend on how flawless her skin always looks. I’m very skeptical about my foundations because I’ve used a very high end foundation for years. And the one I love was recently discontinued. When I tell you that I was shocked at how airbrushed my skin looked once I applied this, you could have knocked me over with a feather! I’m over 40, and was expecting this to sink in and show my pores, then wear off easily. With a setting spray, this foundation lasted 24 hours. I fell asleep after a long night and woke up looking fabulous and glowing.” — Katrina RhodesIf you want to shop for even more foundation, take a look at these formulas from our previous coverage that dermatologists said won’t break you out. UltaA medicated and redness-neutralizing foundationBoard-certified California-based dermatologist Dr. Divya Shokeen suggested the non-irritating and medicated formula of Clinique's Acne Solutions liquid makeup, which she said treats acne while you wear it. This is because it contains salicylic acid to help reduce buildup in pores as well as glycerin to help maintain hydration and laminaria saccharina extract for reducing redness and inflammation caused by acne.TarteAn Amazonian clay powder foundationAccording to dermatologist Dr. Azadeh Shirazi, this loose powder foundation by Tarte is great for oily complexions because it offers mattifying ingredients like oil-absorbing kaolin clay. The full-coverage formula, which comes in 12 long-wearing shades, also contains nourishing ruby powder and skin-brightening tourmaline."It also has a mousse-like, matte texture to help camouflage active breakouts while controlling oil and blurring the appearance of pores," Shirazi said.UltaA long-wearing full-coverage foundation"This is a terrific all-around balanced formulation for acne-prone skin," said nurse practitioner and med spa owner Vanessa Coppola of Estēe Lauder's Double Wear foundation. According to her, the oil-free composition and matte finish provide a good, lasting coverage that works even in humid months, and she appreciates the extensive 56-shade range. "It's a silicone in water formulation that is buffered with hydrating ingredients that are noncomedogenic and is free from parabens, sulfates, drying alcohols and synthetic fragrances," she said.SephoraA mattifying CC cream with SPF 40If you want fuller coverage from your foundation, board-certified Toronto-based dermatologist Dr. Geeta Yadav likes the mattifying formula of the It Cosmetics' color correction cream, which also contains ingredients like peptides to support skin elasticity and natural collagen production. "It's an oil-free skin care-like formula that contains SPF 40, charcoal to help purify the skin, clay to absorb oil and tea tree to help fight bacteria," Yadav said. The matte-finish cream is available in 12 shades.AmazonA blemish-fighting liquid foundationThis lightweight Neutrogena foundation made specifically for acne-prone skin was recommended by nearly all of our experts. Coppola said that she really loves this product, both for its formulation as well as its price."It contains 0.5% salicylic acid, a known acne-fighting ingredient, which is formulated in a silicone and water formulation allowing for a smooth glide in your application and it has a balanced profile of nonirritating hydration and oil control agents that help to break out excess oil on the skin," Coppola said.SephoraA luminous finish oil-free foundationThe famed Luminous Silk foundation by Armani Beauty was also suggested by almost every one of the skin experts we spoke to, with many claiming it's a good foundation alternative for those who want a more radiant finish, more than a completely mattifying one. "It never feels dry or cakey and it really does give your skin a glowy, dewy look," Coppola said. The wildly popular, oil-free and hydrating formula, which is available in 40 shades, claims to blur imperfections and offer the perfect level of seamless coverage and allowing color pigments to lay flat for blending and layering and won't pill or separate.SephoraA natural-finish buildable coverage foundationShirazi also chose Nars' Sheer Glow foundation, which she said is a lightweight liquid containing antioxidants like vitamin C and turmeric to help brighten the complexion and protect skin against damaging free radicals. It promises a natural-like skin finish, buildable coverage and non-drying wear thanks to the addition of glycerin.DermstoreA breathable foundation with salicylic acidThis clinical foundation, developed specifically for acne-prone patients, made it onto Shirazi's list because of its highly breathable wear and the inclusion of salicylic acid to dissolve oil and reduce breakouts. The unique complex is meant to help conceal everything from breakouts to rosacea, while helping to speed up the healing process and offering sun protection up to SPF 25. "It has a light texture with aloe vera to help hydrate and soothe the skin," Shirazi added.