Popsugar Fashion Fashion Trends The Biggest TikTok Fashion Trends of 2021 | Shopping Guide 15 Fashion Finds That Are So Popular on TikTok, They'll Be Sold Out by May 21 April 2021 by Macy Cate Williams Image Source: amazon.com As POPSUGAR editors, we independently select and write about stuff we love and think you'll like too. If you buy a product we have recommended, we may receive affiliate commission, which in turn supports our work. TikTok is my new personal stylist. Whether I'm looking for a really cool outfit hack or some affordable pieces to add to my cart, you can find me scrolling for hours. For spring, influencers have been hunting down cool finds from Amazon, Zara, Levi's, Abercrombie, and plenty more. If you want to know what's going to sell out by the end of May, I curated a shopping guide to the most popular must haves trending on TikTok right now. From classic jeans to sexy swimsuits, there's something for everyone. Now get shopping before everything goes out of stock! Related: TikTok Says We're Sleeping on Cotton On, So I Found The Best Pieces for Spring and Summer Floral Halter Top Image Source: amazon.com Customers have been raving about the flattering cut of this Floral Halter Top ($9). Many TikTok users are pairing their top with straight-leg jeans and sneakers. Floral Halter Top $9 from amazon.com Buy Now Zara Gingham Dress Image Source: zara.com If you've recently seen a Zara try-on haul on TikTok, you've probably spotted this brand-new Zara Gingham Dress ($40). Zara Gingham Dress $40 from zara.com Buy Now Free People The Way Home Shorts Image Source: freepeople.com Fitness TikTok stars love the flattering ruching on these Free People The Way Home Shorts ($30). They are perfect for the warm weather ahead. Free People The Way Home Shorts $30 from freepeople.com Buy Now Levi's Ribcage Straight Ankle Jeans Image Source: revolve.com I can personally vouch for these Levi's Ribcage Straight Ankle Jeans ($100) — after some of my favourite TikTok users recommended them, I bought a pair for myself. Now they're all I ever want to wear; they make my flat butt look amazing. Levi's Ribcage Straight Ankle Jeans $100 from revolve.com Buy Now Chyrii Glitter High-Waisted Bikini Set Image Source: amazon.com A few influencers have been freaking out over this sparkly Chyrii Glitter High-Waisted Bikini Set ($22). It comes in several colours. Chyrii Glitter High-Waisted Bikini Set $22 from amazon.com Buy Now Mylleure Crisscross Halter Image Source: amazon.com I just ordered this gorgeous Mylleure Crisscross Halter ($9) after seeing several women on TikTok wearing it. I like that you can make the straps work a few different ways. Mylleure Crisscross Halter $9 from amazon.com Buy Now Frankies Bikinis Tatum Triangle Bikini Top Image Source: frankiesbikinis.com As soon as I spotted this Frankies Bikinis Tatum Triangle Bikini Top ($80) and Frankies Bikinis Skimpy String Bikini Bottom ($70) on my feed, it just kept reappearing on different influencers. The early 2000s vibe is fun and flirty. Frankies Bikinis Tatum Triangle Bikini Top $80 from frankiesbikinis.com Buy Now Frankies Bikinis Skimpy String Bikini Bottom $70 from frankiesbikinis.com Buy Now A New Day Daisy Crossband Slide Sandals Image Source: target.com Trust me and hundreds of TikTok users, these A New Day Daisy Crossband Slide Sandals ($15) feel like you're walking on pillows. They come in a few other colours but sizes are already selling fast. A New Day Daisy Crossband Slide Sandals $15 from target.com Buy Now With Jéan Alexa Dress Image Source: withjean.com Unless you live under a rock, you know that this With Jéan Alexa Dress ($239) is basically the unofficial dress of TikTok. Women with many different body types are excited about how amazing it looks on them. With Jéan Alexa Dress $239 from withjean.com Buy Now Satin Halter Top Image Source: amazon.com For a '90s vibe, get this cute Satin Halter Top ($7). It's perfect for summer with denim cutoffs. Satin Halter Top $7 from amazon.com Buy Now Lisa Says Gah Anoki Mini Dress Image Source: lisasaysgah.com Every time this Lisa Says Gah Anoki Mini Dress ($129) is back in stock, it sells out within days. Don't wait around for it, trust me. Lisa Says Gah Anoki Mini Dress $129 from lisasaysgah.com Buy Now Savage x Fenty Floral Lace Balconette Bra Image Source: savagex.com This Savage x Fenty Floral Lace Balconette Bra ($50) is just one of many lingerie pieces TikTok users love from Rihanna's brand. Savage x Fenty Floral Lace Balconette Bra $50 from savagex.com Buy Now Zara Striped Crochet Top Image Source: zara.com How cute is this Zara Striped Crochet Top ($26)? I saw a fashion influencer try it on and it looks just as goon IRL as it does in the product shots. Zara Striped Crochet Top $26 from zara.com Buy Now Abercrombie & Fitch Ultra High Rise Ankle Straight Jeans Image Source: abercrombie.com These Abercrombie & Fitch Ultra High Rise Ankle Straight Jeans ($99) might be the most popular pants on TikTok. They sell out very fast so keep your eye on the site. Abercrombie & Fitch Ultra High Rise Ankle Straight Jeans $99 from abercrombie.com Buy Now Skims Summer Mesh Triangle Bralette Image Source: skims.com Influencers have been getting this Skims Summer Mesh Triangle Bralette ($38) and now I think I need it. This is the first pattern Skims has ever produced. Skims Summer Mesh Triangle Bralette $38 from skims.com Buy Now ShoppingFashion TrendsTikTokFashion Shopping