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 seamless pink scrunch bikini bottom with cheeky coverage and colorful beaded side ties.
A super cheeky V-cut bikini bottom with dainty side straps and a ruched back detail.
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 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 green scrunchy bikini bottom with ruffled trim and cheeky coverage in soft nylon-spandex blend.
A multi-colored bikini bottom with extra cheeky coverage, adjustable scrunch waist, and thick side straps.
A blue bikini bottom featuring super cheeky coverage, seamless design, and sparkly recycled nylon blend fabric.
A bold multi-colored bikini bottom with cut-out details, high-rise fit, and contrast binding in recycled fabric.
A white bikini bottom with pearl accents, hip cutouts, double side straps, and cheeky coverage.
A mid-rise, cheeky bikini bottom in black/red with adjustable self-tie fastenings and butter-soft fabric.
A high-rise magenta bikini bottom with adjustable coverage and butter-soft fabric for ultimate comfort.
A mid-rise, cheeky bikini bottom in pink with adjustable ties and butter-soft nylon-spandex fabric.
A violet mid-rise bikini bottom with cheeky coverage, self-tie fastenings, and butter-soft nylon-spandex fabric.
A mid-rise, cheeky coverage bikini bottom in yellow with adjustable self-tie fastenings and butter-soft fabric.
A high-rise, adjustable bikini bottom in butter-soft pink fabric with double lining for ultimate comfort.
A mid-rise, cheeky bikini bottom in pink with self-tie fastenings and butter-soft, double-lined fabric.
A side-tie bikini bottom in ocean blue with adjustable self-tie fastenings and zig zag stitching.
An aqua high-cut bikini bottom with a cheeky fit, made from 82% nylon and 18% spandex.
A blue bikini bottom with adjustable scrunched design and high-rise straps for a leg-lengthening effect.
A mid-rise, cheeky coverage bikini bottom in pink/white with adjustable self-tie fastenings and butter-soft fabric.
A mid-rise bikini bottom with high-cut sides in white/grey, made from butter-soft nylon and spandex.
A high-rise bikini bottom in paste color with adjustable coverage and butter-soft nylon-spandex 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.