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 |
Descripción
Descripción
Te presentamos la Colección Basics Black Modal de Rounderbum®, donde la comodidad se encuentra con el estilo en perfecta armonía. Confeccionada con la más fina tela Modal, reconocida por su suavidad excepcional, transpirabilidad y durabilidad, la Colección Basics Black Modal asegura una sensación lujosa contra tu piel. El Modal, derivado de árboles de haya, no solo proporciona un nivel incomparable de comodidad sino que también cuenta con propiedades que absorben la humedad, manteniéndote fresco y seco durante todo el día. Experimenta el siguiente nivel de comodidad y confianza con la Colección de Tela Modal Basics Black de Rounderbum – porque cada guardarropa merece la base de la excelencia. Eleva tus básicos, abraza el lujo del Modal, y haz una declaración en negro⚫.
Su diseño patentado es anatómicamente correcto para que tus joyas de la corona puedan colgar cómodamente. La costura en forma de V define tus glúteos para verse más máximos que nunca. Se siente tan natural que olvidarás que llevas puesto algo. ¡Esta es la ropa interior que nunca supiste que necesitabas!
Comodidad y diseño superior en ropa interior moldeadora para hombres.
CARACTERÍSTICAS
- [ANATOMIC TECH]®
- Bolsa de caída libre
- Contornea los glúteos
- Efecto curvilíneo
- Indetectable a la vista
Composición
Composición
Cuidado
Cuidado
*Exclusive patented design: USD874,090S

Our Techs
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.



