

Prices and availability shown may vary from the retailer's website. Please check the retailer for current pricing and stock.
Or about anything
This is a one-piece swimsuit in cobalt blue, featuring a square neckline and high-leg cut. The added stretch in the fabric provides a flexible feel, while the padded cups create a flattering shape. Ruching and self-tie detailing on the sides ensure a stylish fit. It cuts close to the body, offering a sleek silhouette. Made for beach days and poolside lounging — perfect for a summery brunch or a swim in the ocean. Style with a pair of dark blue denim shorts for a casual day out. Polyester-elastane blend, machine wash cold and hang dry.
Polyester, Elastane
Machine wash cold.
Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.
Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.
View Marks & Spencer's returns policyThis is a one-piece swimsuit in cobalt blue, featuring a square neckline and high-leg cut. The added stretch in the fabric provides a flexible feel, while the padded cups create a flattering shape. Ruching and self-tie detailing on the sides ensure a stylish fit. It cuts close to the body, offering a sleek silhouette. Made for beach days and poolside lounging — perfect for a summery brunch or a swim in the ocean. Style with a pair of dark blue denim shorts for a casual day out. Polyester-elastane blend, machine wash cold and hang dry.
Polyester, Elastane
Machine wash cold.
Looking for similar styles? Browse more swimwear from Marks & Spencer, beach swimwear, all swimwear, or everything from Marks & Spencer.
The M&S Cobalt Padded Square Neck Swimsuit works for beach days and poolside.
Pair with dark blue denim shorts for a casual day out.
The M&S Cobalt Padded Square Neck Swimsuit is made from polyester, elastane.
Editor's edit
Pair with dark blue denim shorts for a casual day out.
See all outfit ideasMarks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.
Second-hand alternatives to the M&S Cobalt Padded Square Neck Swimsuit on Vinted, Depop and other UK resellers.