WHERE IT ALL STARTED.
Our original design gives more gluteal volume and definition, adapting perfectly to every body shape. Its design is practical, discreet and comfortable. It can be used as an everyday underwear, for extreme sports or great for sitting down for long periods of time.
Feel great in your own skin!
Superior comfort and design in men’s shapewear.
Our new innovative collection permitting all our patented tech to fly under the radar undetected. We utilize new inventive manufacturing processes that allow us to hide and eliminate seams. This is more than just covert technology.
The bestseller that gives more gluteal volume and definition, adapting perfectly to every body shape now in our exclusive fusion line WITHOUT STITCHING. Its design is practical, discreet, and comfortable. It can be used as everyday underwear, for sports, or great when sitting down for long periods of time. Feel great in your own skin!
For those who love our [PADDED Tech]:
MAKE THAT BUM ROUNDER THAN EVER!
Remember those old boring tighty-whities? Well, here they are reinvented! Introducing the next generation of technology briefs that shape your butt like never before!
Featuring hidden padding that provides instant volume and definition. Cover your entire backside without all that extra fabric found in boxer briefs, boxers or trunks.
Feel great in your own skin!
Superior comfort and design in men’s shapewear.
Best LGBTQ+ Ski Week in the World
Supported by the best underwear in the world. Rounderbum® supports AspenOUT by donating back to the LGBTQ+ community.