4.7/5 | 2346+ reviews

Undine | COMFORTABLE TRACKSUIT

$150.00 $69.95 Save 53%
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Loved by 55000+ women across America
Color
Size

Fit

Runs Small True to Size Runs Large

Onlyleft in stock

ANNIVERSARY SALE:

Due to the high order volume, our stock is very limited...
If you are still able to press the 'Add to Cart' button, there's still some stock left!

Effortless Elegance & Unmatched Comfort
The Undine | COMFORTABLE TRACKSUIT is not just loungewear; it’s a celebration of love and relaxation that transforms every moment into a cozy experience.

Symbolic & Unique Design: The heartbeat pattern represents love and connection, adding a meaningful touch to your look.

Unmatched Comfort: Experience all-day coziness and warmth with this incredibly comfortable sweatsuit.

Effortlessly Stylish: With elegant details and a relaxed fit, it's perfect for both lounging at home and stepping out in style.

Versatile in 6 Colors: Choose from six stunning shades to match your mood and personal style.

At Florence & Evelyn, your satisfaction always comes first.

We believe in keeping you informed every step of the way, from the moment you place your order to the day it arrives.

Enjoy free shipping on every purchase, delivered safely and reliably with UPS.

Doesn't fit? No problem! You can exchange or return it anytime, with a 30-day return policy.

Our customer service is available 24/7 to answer all your questions and comments. Whether you need advice on a product or help with an order, we are here to support you.

Don’t hesitate to contact us, we’re happy to help!

Please note that the dimensions in the chart refer to body measurements. Locate your body measurements on the size chart to determine which size you should purchase.

Fit Type: Regular
Stretch: High Stretch

1. Body Size Chart (Inches)

Size US Size Bust Cup Size Waist Hips Torso
XS | EU32-34 0
2		 32½"
33½"		 30A, 30B, 32A, 32B 26½"
27½"		 35½"
36½"		 57½"
58½"
S | EU36-38 4
6		 34½"
35½"		 32C, 32D, 34A, 34B 28½"
29½"		 37½"
38½"		 59½"
60½"
M | EU40-42 8
10		 36½"
37½"		 34C, 34D, 34DD, 36A, 36B, 36C 30½"
31½"		 39½"
40½"		 61½"
62½"
L | EU44-46 12
14		 39"
40½"		 36D, 36DD, 38A, 38B, 38C 33"
34½"		 42"
43½"		 64"
65½"
XL | EU48-50 16
18		 42"
44"		 38D, 38DD, 40A, 40B, 40C 36"
38"		 45"
47"		 67"
68½"
XXL | EU52 20 46" 40D, 40DD, 42B, 42C 40" 49" 70½"
1X | EU50-52 18W
20W		 44½"
46½"		 40D, 40DD, 40DDD, 42B, 42C 39½"
41½"		 47"
49"		 68½"
70"
2X | EU54-56 22W
24W		 48½"
50½"		 42D, 42DD, 42DDD, 44B, 44C 43½"
45½"		 51"
53"		 72½"
74½"
3X | EU58-60 26W
28W		 52½"
54½"		 44D, 44DD, 44DDD, 46B, 46C 47½"
49½"		 55"
57"		 75½"
76½"
4X | EU62-64 30W
32W		 56½"
58½"		 46D, 46DD, 46DDD 51½"
53½"		 59"
61"		 77½"
78½"

2. Size Conversion Chart

If you know your size in your local standard, use this chart to convert to our international sizing.

INT Size US / CA UK / AU / NZ EU FR
XXS 00
0		 0
2		 28
30		 28
30
XS 0
2		 4
6		 32
34		 34
34
S 4
6		 8
10		 36
36		 38
38
M 8
10		 12
14		 40
40		 42
42
L 12
14		 16
18		 44
44		 46
46
XL 16
18		 20
22		 48
48		 50
50
XXL 20 24 52 52
1X 18W
20W		 22
24		 50
52		 50
52
2X 22W
24W		 26
28		 54
56		 54
56
3X 26W
28W		 30
32		 58
60		 58
60
4X 30W
32W		 34
36		 62
64		 62
64

3. How To Measure

Measurements should be taken directly on your body.

  • BUST: Measure loosely around the fullest part of your bust.
  • WAIST: Measure around the narrowest part of your natural waist.
  • HIPS: Stand with your feet together, and measure around the fullest part of your hips.
  • TORSO: Measure from the highest point of the shoulder, beneath the crotch and back up to the starting point.

HERE'S WHAT OUR CUSTOMERS SAY

Excellent 4.7/ 5

More than 2346+ reviews

Finally a brand that understands mature women who want to look stylish and feminine without being too trendy. The quality is excellent and the fit is flattering. My new favorite store!

This dress feels so light and comfortable, it’s perfect for everyday wear. The fabric is really soft and easy on the skin, which I truly appreciate. It’s one of those pieces you can just put on and feel good in right away.

This top is just so cheerful and easy to wear. It feels comfortable all day and pairs beautifully with everything I already have. I’ve already reached for it more than I expected.

These loafers are incredibly comfortable right from the first wear. I love the little touch of pattern, it makes them feel a bit more special without being too much. I’ve been wearing them nonstop with everything.

This two-piece set is so comfortable and easy to wear, it just feels right the moment you put it on. I love how nicely the pieces work together without feeling too dressed up

This dress fits so beautifully and feels incredibly comfortable all day. I love how easy it is to wear, it just flows so nicely. It’s quickly become one of my favorites in my closet.

This is already my third order from Florence & Evelyn, and I couldn’t be happier. Everything always arrives quickly and just as lovely as I hoped. It’s become one of my favorite places to shop.

Some dreams start with a mother, a daughter, and a crazy idea. ✨

When we opened Florence & Evelyn, we had one dream, to create a little corner where every woman felt truly seen and completely at home.

Because of you, that dream grew bigger than we ever imagined. 🤍

In honor of our 10th anniversary, enjoy:

  • Up to 60% OFF on the entire collection
  • Extra tiered discounts when you buy more:
    Buy 2 → Extra 10% OFF
    Buy 3 → Extra 15% OFF
    Buy 4 → Extra 20% OFF
    Buy 5+ → Extra 25% OFF

Discounts are automatically applied at checkout.

Because feeling beautiful should only get better with every piece you add to your wardrobe.

FAQs

Yes only today we offer free U.S. shipping on all orders. No hidden fees, no surprises at checkout. You'll see the full breakdown before you pay.

Each product page includes a detailed size chart to help you find your perfect fit. We always recommend comparing the chart to a similar item you already own. If you’re in between sizes, we generally recommend sizing up for the most comfortable fit. Still unsure? Our support team is happy to help you choose the right size!

Orders are typically processed within 3 business days after being placed.

Once your order is confirmed, you will receive an email with your order number. To track your order, simply visit our order tracking page and enter your order number or email address.

If you experience any issues or have questions, email us at support@florence-evelyn.com

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FREE SHIPPING

Today only: As this marks the final day of our sale, I’m offering free shipping today. Your order will be carefully packed and delivered at no extra cost.

Image

30-DAY MONEY-BACK GUARANTEE

Today only: As this marks the final day of our sale, I’m offering free shipping today. Your order will be carefully packed and delivered at no extra cost.

Image

24/7 CUSTOMER SERVICE

If you have any questions, feedback, or concerns about your order, don’t worry, you can always reach us at support@florence-evelyn.com . We’re here to help and happy to assist you.

Image

FREE SHIPPING

Today only: As this marks the final day of our sale, I’m offering free shipping today. Your order will be carefully packed and delivered at no extra cost.

Image

30-DAY MONEY-BACK GUARANTEE

Today only: As this marks the final day of our sale, I’m offering free shipping today. Your order will be carefully packed and delivered at no extra cost.

Image

24/7 CUSTOMER SERVICE

If you have any questions, feedback, or concerns about your order, don’t worry, you can always reach us at support@florence-evelyn.com . We’re here to help and happy to assist you.