Classic One Piece Swimsuit





• Timeless style in a fit that we’ve spent years perfecting
• Adjustable straps make it adaptable for different torso lengths
• Premium UPF 50+ fabric
Fit tip: Plus cup sizes come with thicker straps for added support.
• Full butt coverage
• Adjustable straps
• Built-in shelf bra
• Removable cups
• Thicker straps for plus cups for added support
• Great for longer torsos
🇨🇦 Free standard shipping over $100.
(after discounts, before shipping + taxes) All items ship from within Canada.
Swim items are eligible for a return or exchange within 30 days of delivery and with tags and original sanitary strip (swim bottoms and one pieces) attached. Sale items with a less than 30% discount are exchange or store credit only. Sale items with a discount of 30% or more are final sale.
- Julia2 days agoRated 5 out of 5 stars5 Stars
It is buttery smooth and fits me so well. One-pieces can be not so cute but this is cute and fits so well
Was this helpful? - Caitlin E.Verified BuyerHeight <5’5”Usual Pant Size 14Size Purchased Swim One Piece XL+2 days agoHeight <5’5”Usual Pant Size 14Size Purchased Swim One Piece XL+Rated 5 out of 5 starsAnother Knix win
Love how thick the material is and for once I actually feel supported in a bathing suit. Would definitely reccommend!
ComfortRated 4.0 on a scale of 1 to 5Poor ExcellentFitRated 0.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeSupportRated 4.0 on a scale of 1 to 5Low HighWas this helpful? - Brittany2 days agoRated 5 out of 5 stars5 Stars
This is my second one of these exact swimsuits and i will likely purchase a third! I tell everyone to buy a knix swimsuit.
Was this helpful?
Your swimwear questions, answered.
Yes, our entire Swim Collection is available for exchange or return. If you’re not happy with your fit, the suits can be returned within 30 days with the sanitary strip intact and tags attached.
Most of our swimsuit styles come in options for A-G cups. Select styles accommodate from an A-DD. Please refer to the side guide on the product page for details.
Yes, some of our suits do have cups that can be removed. Please refer to the “How It Fits” section on the product page for details.
Fit to your cup size for the best support. If there is a dramatic difference between your underbust and hip measurement, we suggest trying the suit on with the sanitary strip intact and tags attached. That way it can be returned or exchanged for a better fit if needed.