Spandex Bikini Bottoms
Dive into the ultimate blend of style and comfort with spandex bikini bottoms, your go-to for beach days and poolside lounging. These fresh new styles are crafted to move with you, offering an effortless fit that’s as functional as it is fashionable. From vibrant colors to sleek designs, find the hottest trends that make a splash wherever you go. Style with confidence knowing Tillys has curated a collection of must-have looks that keep you looking on-trend from beach to street. Your summer wardrobe just got a whole lot cooler with these coveted pieces!
A high-leg, high-waisted black bikini bottom with a thick waistband for style and comfort.
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A versatile, reversible bikini bottom with cheeky coverage and adjustable side ties in two solid colors.
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A multi-colored, high-leg bikini bottom featuring allover smocked fabric and skimpy, fully lined coverage.
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A red crinkle fabric bikini bottom with a V-shaped waistband and high leg cut for moderate coverage.
A classic black bikini bottom with a cheekier cut and high-leg design, made from nylon and spandex.
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An olive, low-rise bikini bottom with a textured design, made from 97% nylon and 7% spandex.
A cheekier high-leg bikini bottom in red nylon-spandex blend for a modern, playful edge.
A super cheeky V-cut bikini bottom with dainty side straps and a ruched back detail.
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A burgundy bikini bottom with smocked fabric, high leg cut, and skimpy coverage for a bold look.
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A high leg bikini bottom with embroidered floral details in soft white polyester and spandex fabric.
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A sleek, minimalist blue bikini bottom with a low-rise cut and minimal coverage, made from nylon and spandex.
A black bikini bottom with extra cheeky coverage, adjustable scrunch waist, and thick side straps.
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A blue hipster bikini bottom featuring an allover floral print, mid coverage, and fully lined nylon-spandex fabric.
A cheeky high-cut bikini bottom in sunset color, made from 82% nylon and 18% spandex.
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A white eyelet bikini bottom with adjustable string ties, made from 95% polyester and 5% spandex.
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A cheeky charcoal bikini bottom with lurex shimmer, tie-side closure, and silver ring detailing.
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A dazzling ombre high-leg bikini bottom with cheeky coverage, crafted from nylon, spandex, and metallic fibers.
A green scrunchy bikini bottom with ruffled trim and cheeky coverage in soft nylon-spandex blend.
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A white bikini bottom crafted from double-lined stretch fabric with a fun, flirty vibe.
A super cheeky brown bikini bottom with a scrunch detail, crafted from recycled nylon and spandex.
A black thong-style bikini bottom with cinched side details and a mini bow, made from nylon-spandex.
A seamless cheeky bikini bottom with side tie closure, crafted from recycled nylon and spandex.
A brown high-waisted bikini bottom with cheeky coverage, crafted from recycled nylon and spandex.
A seamless bikini bottom with cheeky fit and scrunch detail in soft, recycled nylon and spandex.
Spandex Bikini Bottoms
When the days stretch long and the sun lingers late, nothing feels quite as right as slipping into spandex bikini bottoms built for adventure, comfort, and style. Whether you’re all about catching rays at the beach, making a splash at a pool party, or just living for those spontaneous summer road trips, these stretchy, form-fitting essentials are ready for whatever your day brings. Spandex bikini bottoms are the ultimate go-to for anyone who loves a blend of movement and confidence—think effortless transitions from volleyball on the sand to cooling off in the surf, or lounging poolside with your crew and a playlist that sets the vibe. The beauty of spandex is in its versatility: it hugs your shape, stays put through every cannonball or cartwheel, and dries fast so you can keep the fun going without missing a beat. If you’re packing for a weekend getaway, these are the bottoms you want front and center in your bag. For those who love to mix and match, tillys bikini bottoms come in a range of cuts and colors, letting you create a look that’s all your own—whether you’re feeling bold and bright or laid-back and neutral.
Gifting spandex bikini bottoms is a move that says you know what summer is all about—freedom, fun, and feeling good in your own skin. They’re a thoughtful pick for birthdays, graduations, or just because you want to treat someone to fresh new styles that are as functional as they are fashionable. Teens and young adults especially love the vibe: these bottoms are perfect for the friend who’s always up for a beach bonfire, the sibling who lives for poolside hangs, or the cousin who’s counting down the days to their next tropical escape. Even if you’re not shopping for someone else, stocking up on a few pairs means you’re always ready for whatever the season throws your way. When it comes to choosing the right pair, think about the activities you love most—higher-rise cuts offer a little more coverage and security for active days, while cheekier fits are made for maximum sun and style. Look for details like adjustable ties or seamless edges for that extra level of comfort, and don’t forget to check out matching or contrasting tops to express your personality. If your summer plans include everything from sunrise yoga on the sand to sunset swims, you’ll appreciate how tillys bikini bottoms move with you, never holding you back from making the most of every moment.
Spandex bikini bottoms aren’t just about looks—they’re about living in the moment and feeling unstoppable, from the first jump into the waves to the last laugh around the firepit. Their quick-dry, stretch-friendly design means less time worrying about wardrobe malfunctions and more time soaking up the good times. Whether you’re a seasoned swimmer, a casual beachgoer, or someone who just loves the comfort of swimwear under your favorite shorts, these bottoms are built to keep up. They’re even a solid pick for those impromptu water balloon fights or backyard slip-n-slide sessions that define summer fun. If you’re looking to round out your warm-weather wardrobe, don’t miss the styles that pair perfectly with breezy cover-ups, oversized tees, or your favorite slides. And if you’re all about that sporty, active vibe, check out our Spandex Booty Shorts for another take on stretch and comfort that works just as well for workouts as it does for lazy afternoons. However you wear them, spandex bikini bottoms from Tillys are all about making summer yours—one sun-soaked memory at a time.