Brands / 4505 / Clothing / Swimwear / ASOS 4505 active swimsuit with open back detail-Gray

4505 ASOS 4505 active swimsuit with open back detail-Gray

4505 ASOS 4505 active swimsuit with open back detail-Gray - 1

4505 ASOS 4505 active swimsuit with open back detail-Gray - 2

ASOS 4505 active swimsuit with open back detail-Gray

Name: ASOS 4505 active swimsuit with open back detail-Gray
Brand: 4505
SKU: 116499644
Price: 17.48 USD
Availability: InStock

4505

$46.00 62% OFF

$17.48

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Product Insights & Style Tips

There's a lean, sporty-chic energy to this ASOS 4505 swimsuit in gray. The scoop neck keeps the line clean and flattering, while a logo print on the reverse adds a discreet street-ready wink. A cut-out detail and an open back shape the silhouette with just the right edge, so the suit feels confident from poolside to boardwalk.

Movement comes easy thanks to a racer back that stays in place without feeling restrictive, and a high-cut leg that lengthens the silhouette with a sleek, athletic vibe. The cut-out detail provides ventilation and visual interest while staying wearable for sun and surf. It layers nicely with a lightweight cover-up or denim shorts for transitions from beach days to casual evenings, proving that this piece travels well beyond the water.

ASOS 4505 leans into the current mood of sport-meets-street swimwear that doesn't skimp on style. The gray palette and graphic back update a classic one-piece with a modern, city-ready edge.

Materials / Fabrication

Swimwear & Beachwear
Brand: ASOS 4505
Just add water
Scoop neck
Logo print to reverse
Cut-out detail
Racer back for unrestricted movement
High-cut leg

Recommended Care

Rinse after use in fresh water to remove chlorine and salt
Hand wash cold with mild detergent; do not bleach
Do not wring; lay flat to dry in shade
Do not iron

Styling Tips

Finish with a hat to shade from the sun and keep the open-back detail as the focal point.
Carry a bucket bag to keep essentials near while the back detail stays in focus.
Keep the neckline clean to let the open-back detail read clearly.

Style Check

Aesthetics: 8/10

Bold in motion, this open back one piece commands attention with a sleek cut-out that balances sport and editorial edge. The low scoop neck and high cut leg elongate the silhouette, while the gray hue keeps it modern and versatile. It reads as performance meets fashion, ready for a sunlit city shoot or poolside mood board.

Craftsmanship: 7/10

Objectively sharp lines and clean edge finishes sell a practical, high-rotation piece. The racer back and open back contour suggest thoughtful knits and reinforced seams at stress points, while the high-cut leg means confident coverage. Not couture craft, but the construction appears sturdy, with smooth transitions that resist snagging and maintain shape when wet.

Affordability: $$$$

Value reads strong for a sculpted poolside piece with open back drama. The design reads premium enough for editorial moments, yet approachable enough for everyday wear by the water. The cost aligns with its design and versatility, making it easy to justify investing in a standout multiseason swim staple.

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About 4505

4505 is ASOS's in-house activewear label, offering performance driven gym wear and easy, fashion forward athleisure for both women and men. The range spans leggings, sports bras, tees, hoodies, joggers, jackets and seasonal outerwear, all built on practical fits and versatile silhouettes that transition from the studio to streetwear with ease. Emphasizing accessible price points and dependable quality, 4505 pairs moisture-wicking fabrics and thoughtful construction with a modern, urban aesthetic that fits into everyday wardrobes. Shoppers gravitate to 4505 for reliable, trend aware essentials that keep pace with workouts and casual outfits alike, making it a go-to for those seeking polished, sport-influenced pieces.