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 cheeky red bikini bottom with ruffled edges, made from 93% nylon and 7% spandex.
A classic black bikini bottom with a cheekier cut and high-leg design, made from nylon and 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.
A black bikini bottom with extra cheeky coverage, adjustable scrunch waist, and thick side straps.
A cheeky high-cut bikini bottom in sunset color, made from 82% nylon and 18% spandex.
A white eyelet bikini bottom with adjustable string ties, made from 95% polyester and 5% spandex.
A white bikini bottom with lacey ruffle trim and double-lined stretch fabric for a feminine touch.
A flirty light blue bikini bottom with a midrise waist and cheeky coverage, made from recycled nylon.
A white bikini bottom with cheeky coverage and adjustable side ties for a flattering fit.
A super cheeky red bikini bottom with ruffled edges and elastic sides, made from nylon and spandex.
A versatile white high-leg thong bikini bottom made from 85% nylon and 15% spandex.
A light blue, super cheeky bikini bottom with an adjustable scrunch waist and thick side straps.
A super cheeky white bikini bottom with ruffled edges and elastic sides, made from nylon and spandex.
A super cheeky red bikini bottom with ruffled edges and elastic sides, made from nylon, polyester, and spandex.
A green scrunchy bikini bottom with ruffled trim and cheeky coverage in soft nylon-spandex blend.
A feminine white bikini bottom with lace lining, bow accents, and cheeky coverage in soft nylon-spandex.
A multi-colored bikini bottom with extra cheeky coverage, adjustable scrunch waist, and thick side straps.
A multi-colored bikini bottom with a scoop waistband and cheeky cut, made from recycled nylon and spandex.
A blue super cheeky bikini bottom crafted from recycled nylon, spandex, and sparkling silver lurex.
A black triangle bikini bottom with dainty lace trim, side tie closure, and cheeky coverage.
A high-waisted blue bikini bottom in recycled nylon blend with a flattering adjustable knot and cheeky coverage.
A white bikini bottom with pearl accents, hip cutouts, double side straps, and cheeky coverage.
A bold multi-colored bikini bottom with cut-out details, high-rise fit, and contrast binding in recycled fabric.
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.