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Swim bikinis are calling your name for every sun-soaked plan on your calendar. From chasing waves to lounging poolside, it’s all about styles that match your summer energy. With bold colors, fresh prints, and silhouettes made to stand out, swim bikinis at Tillys bring effortless vibes to every beach day and backyard hang. Dive in and find your new favorite looks for the season ahead.

$61.99

A strapless, ruched bandeau bikini top in multi red polyester with adjustable back ties and side boning.

$61.99

A multi-colored halter neck bikini top with adjustable ties, slidable triangle cups, and recycled polyester fabric.

$61.99

A multi-colored, high-leg bikini bottom with a Y-shaped design and seamless, cheeky Brazilian cut.

$59.99

A multi-colored, cheeky V-cut bikini bottom with breathable, fully lined polyester and a seamless finish.

$61.99

A blue halter bikini top with trio mini O-rings, slidable triangle cups, and adjustable ties.

$63.99

A multi-colored halter bikini top with knot detail, adjustable ties, slidable cups, and soft polyester fabric.

$46

A high-waisted, cheeky bikini bottom with color-blocked seams in multi and red nylon-spandex blend.

$60

A chic blue underwire bikini top with adjustable straps and eye-catching outlined trim.

$63.99

A blue halter bikini top with textured lettuce edge trim, adjustable ties, and breathable, fully lined fabric.

$61.99

A blue underwire bikini top featuring delicate organza trim, paneled cups, and adjustable thin straps.

$48

A sporty red bikini top with wide straps and adjustable back, made from nylon and spandex.

$56

A red bikini top with ruffled edges, thin straps, and a tie bow, made from nylon and spandex.

$65.99

A multi-colored bikini bottom featuring a dipped waist, high-cut leg, adjustable side ties, and recycled polyester.

$80

A ruched navy bikini bottom with lace detailing, crafted from a polyamide-elastane blend for comfort.

$52

A blue thong-style bikini bottom with cinched side details and a mini bow, made from nylon and spandex.

$39.99

A blue bralette bikini set with playful allover print, ring detail, adjustable straps, and full-coverage bottoms.

$62

A red underwire bikini top with smocking, wave texture, and a mini bow detail.

$24.99

A sleek, minimalist low-rise bikini bottom in black nylon-spandex blend with minimal coverage.

$92

A navy hand-cut lace halter bikini top crafted from a polyamide-elastane blend with intricate detailing.

$26.99

A classic black triangle bikini top with neck and back ties, made from 83% nylon and 17% spandex.

$60

A red underwire bikini top with thick adjustable straps, made from 80% nylon and 20% spandex.

$56

A vibrant orange bikini bottom with a v-cut front, crafted from recycled nylon and spandex.

$24.99

A cheekier high-leg bikini bottom in red nylon-spandex blend for a modern, playful look.

$29.99

A pink mesh triangle bikini top with floral print, adjustable ties, removable padding, and full lining.