Our size guide will help you find the perfect fit. If you have any questions, please use the chat icon below.
Our underwear and top sfits true to size and are fitted, however if you like your underwear/tops a little more relaxed, please size up.BOXER BRIEFS / BOXERS / TRUNKS / BRIEFS / JOCKS
Our underwear fits true to size and are fitted, however if you like your underwear a little more relaxed, please size up.
| WAIST SIZE | ||||||
S |
M |
L |
XL |
2XL |
3XL |
|
|
IN |
28-30 |
31-34 |
34-37 |
37-40 |
40-43 |
43-45 |
|
CM |
71-76 |
79-86 |
86-94 |
94-102 |
102-109 |
109-114 |
T-SHIRTS / TANK TOPS / VESTS
| CHEST SIZE | ||||||
S |
M |
L |
XL |
2XL |
3XL |
|
|
IN |
34-38 |
38-41 |
41-44 |
44-48 |
48-52 |
52-56 |
|
CM |
86-97 |
97-104 |
104-112 |
112-122 |
122-132 |
132-142 |
SHORTS / JOGGERS & PANTS
| WAIST SIZE | |||||
S |
M |
L |
XL |
XXL |
|
|
IN |
28-29 |
30-31 |
32-33 |
34-36 |
37-38 |
|
CM |
74-78 |
79-84 |
85-88 |
89-93 |
94-100 |
BRIEFS / SHORTS
| WAIST SIZE | |||||
S |
M |
L |
XL |
XXL |
|
|
IN |
28-29 |
30-31 |
32-33 |
34-36 |
37-38 |
|
CM |
74-78 |
79-84 |
85-88 |
89-93 |
94-100 |
RAINBOW Lift Boxer
Description
Description
Unlike other boxers, you won’t have to worry about your “friend” peeking out with our famous loose boxers! In fact, they support your package securely and comfortably with its hidden inner pouch. In combination with our [LIFT TECH]®️, your derrière will enjoy unique support thanks to our innovative built-in jockstrap.
Rated by our followers as “the best home office boxers.” You can rest, work and look sexy at the same time!
FEATURES
- [LIFT Tech]®
- Superior Comfort
- Push up effect
- No padding needed
- Machine washable
Fabric
Fabric
Care Instructions
Care Instructions
- Opiniones
- Preguntas
MexicoEXCELENTE PRODUCTO
MUY COMODO SE SIENTE AGRADABLE.
Rounderbum MÉXICO
Gracias por tus comentarios Carlos Nos alegra saber que tu experiencia fue de tu agrado :)
MexicoCómodo
Muy comodo y se ve muy bien
Rounderbum MÉXICO
Mil gracias Antonio, esperamos que los disfrutes mucho :)
MexicoPerfecto
Muy cómodo, me gustó mucho
Rounderbum MÉXICO
Gracias Irving, saludos :)
MexicoMuy buenos
El producto es bueno, solo siento que la tela es algo rígida, pero en general tiene muy buena calidad y la experiencia de compra fue muy buena
Rounderbum MÉXICO
Muchas gracias por tus comentarios Ricardo! Saludos ;)
CanadaThe fit is unmatched, offering ultimate comfort and support. Highly recommended!
FAQ about shapewear
Do men use shapewear?
Do men use shapewear?
Men’s shapewear is on the rise — and for good reason.
More guys are asking, “Why should only women have these options?” From all walks of life, men are shopping shapewear to look and feel their best. Whether it’s smoothing love handles, lifting your butt with padded underwear, improving posture, or recovering post-surgery — men’s shapewear does it all. And let’s be honest — who doesn’t want a more toned, confident look?
Is it good to use shapewear?
Is it good to use shapewear?
There’s nothing wrong with wanting to feel your best — and men’s shapewear can help.
It’s great for improving posture, supporting post-surgery recovery, and boosting confidence for special events like weddings. Whether you’re looking for a more lifted look or just want extra comfort during long days, our men’s padded underwear delivers both support and style.
What does shapewear do?
What does shapewear do?
At Rounderbum, our goal is to help men everywhere feel great with shapewear.
But it does more than just boost confidence — our padded briefs add lift and volume to your butt, helping clothes fit better and adding comfort during long flights or desk time. Our compression shirts aren’t just for shaping your torso — they support better posture and are a great option for post-surgical recovery too. Shapewear isn’t just about looks — it’s about feeling good all around.