Products
Kanu Surf Mirage Swim Trunks: Bold Prints With Built-In UPF 50 Sun Protection
Description
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A swim short is a simple thing, but a few of them are done really well. The Kanu Surf swim trunks are one of those. The fabric carries a UPF 50+ rating, so it shields your skin through a long beach day, and it dries fast after a swim. Kanu Surf has been a beach and swim brand since the 90s, and they are known for colour, so this line comes in dozens of prints. With a 4.5-star rating over more than 3,400 reviews, they are a safe pick for the bag.

The fabric and the sun protection
The fabric is a lightweight, quick-dry microfiber with a UPF 50+ rating, and that rating is the real reason to pack them. On a bright day in the Caribbean, the shorts take on some of the sun protection that sunscreen usually handles alone. After a swim they rinse out and dry fast, so you are not walking around damp. The seams are triple-stitched too, which is a small thing that helps them last past one summer.
Colours, prints, and fit
This is where Kanu Surf shines. The line comes in a long list of prints, from bright florals and tropicals to camo, stripes, and clean solids. So you can go loud with a tropical floral or keep it low-key in plain navy, whatever suits the trip. The cut is a 9-inch inseam, which sits a little longer for more coverage, with an elastic drawstring waist and two side pockets. One thing to know before you order: the sizing runs a touch generous, so plenty of buyers size down.
What we like
- UPF 50+ fabric that protects your skin on long beach days.
- Dozens of prints and colours, from bright florals to plain solids.
- Quick-dry microfiber that rinses out and packs small.
- A 9-inch inseam with a drawstring waist and two side pockets.
- 4.5 stars over 3,400+ reviews, from a brand that has done this for decades.
Worth knowing
- The mesh liner runs small and snug. Some buyers trim it or skip it.
- Sizing runs a little generous, so consider going one size down.
- The 9-inch inseam is longer than a mid-length trunk.
- Popular prints sell out, so grab the colour you want when you see it.
Who these are for
Reach for these if you want real sun protection, a longer cut, and a print you actually like. They are great for full days at the beach and for anyone who burns easily. If you would rather a shorter trunk or a softer liner, our SILKWORLD or BRISIRA picks are worth a look. Otherwise, pick your colour and pack them. You can browse the rest of our Coastal Closet picks for more.
Our take
For built-in UPF 50+ sun protection, a colour or print for every taste, and quick-dry fabric from a brand that has made beachwear for decades, the Kanu Surf swim trunks are an easy yes. Size down if you are between sizes, and pick your print from the photos.
Ready to pack sun protection into your trunks?
Use the Buy Now button on this page to check today’s price, prints, and sizes on Amazon.



