
Feel confident and slim in every outfit!
Are you tired of struggling with stubborn belly fat? HighFitSlips™ offers a slimming effect that accentuates your curves and gives you a tighter, more confident look.
Comfortable incontinence underwear with maximum protection.
Leak proof cotton briefs
Made from high quality cotton, these briefs ensure a great fit that flatters your figure. Say goodbye to discomfort and welcome a day full of comfort and leak protection with our HighFitSlips™.
Real Shaping. Real Confidence.
Feel slimmer and confident from morning to night.
Why Women Love HighFitSlips™? 🧐
95%
Visibly reduces belly fat: Our HighFitSlips™ help camouflage belly fat and create a streamlined silhouette.
100%
Pure cotton fabric: HighFitSlips™ are made from luxurious, soft cotton, resulting in an unparalleled feeling of comfort.
93%
Lasting freshness: The specially designed leak-proof insert keeps moisture and stains at bay, keeping you dry and fresh all day long.
Chosen by 32,000+ women — loved for all day support.
Your Questions, Our Promise.
How do I choose the right size?
How do I choose the right size?
We recommend checking the size chart on the product page before ordering. If you’re between two sizes, we suggest selecting the larger size for the best fit.
Can I wash and reuse Guilly panties?
Can I wash and reuse Guilly panties?
Yes, Guilly shapewear is reusable. Rinse after use and machine wash on a gentle cycle (below 40°C), separately to keep colors vibrant. Avoid fabric softeners, bleach, and dryers to maintain lasting performance.
Does HighFitSlips™ focus more on slimming or on comfort?
Does HighFitSlips™ focus more on slimming or on comfort?
HighFitSlips™ is designed to provide both. The shaping technology flattens the tummy and refines the waistline, while the seamless design and cotton crotch ensure all-day comfort. You don’t have to choose between looking slimmer and feeling good — with HighFitSlips™, you get both.
What should I do if I have an issue with my order or product?
What should I do if I have an issue with my order or product?
If you experience any issue, our team is here to help. Simply email us at info@guillyunderwear.com
, and we’ll get back to you within 24 hours.

