Frequently asked questions

Free shipping across Europe. 3–12 days. Discreet packaging. No UNDR logo on the outside.

30-day easy returns. Unworn with tags attached. Email hello@undrapparel.com and we handle the rest.

Measure around the widest part of your chest. Between sizes? Always size up. Check the full size guide on any product page.

Yes. 75% nylon / 25% spandex designed for daily all-day wear. Machine washable. Retains compression after repeated washing.

No. That is the point. Seamless construction, no visible lines under clothing. Nobody sees it.

No. Girdles and corsets use rigid boning and heavy elastic to forcefully bind the body. They are uncomfortable and restrictive. UNDR engineered compression works differently. Our base layers use a breathable, high-stretch nylon blend to support the lumbar region and encourage natural posture alignment without compromising your mobility.

If you are looking for a firm, smooth profile under a dress shirt, UNDR provides exactly that result. However, we do not design garments for "tummy control." We design for core engagement. The firm hold of our compression wear gently activates the midsection, which reduces daily fatigue and naturally smooths your silhouette as a byproduct.

UNDR base layers provide medium-to-firm upper body compression. This creates a clean, structured chest profile under any tailored shirt, polo, or sweater. We do not focus on hiding; we focus on providing a seamless foundation so your outerwear drapes perfectly.

Traditional shapewear is often mass-produced using cheap, non-breathable elastic designed only to squeeze the body. UNDR is a premium engineered compression layer. We use technical, moisture-wicking fabrics built for 12-hour wear, heat management, and specific lumbar support. You are investing in daily performance and structure, not a temporary disguise.

UNDR garments are built to be completely discreet. Featuring seamless edges, precision flatlock stitching, and a low-profile neckline, they will not show under a standard tailored shirt. It is the ultimate invisible base layer. Nobody sees it. You feel everything.

A standard cotton undershirt adds bulk, absorbs sweat, and bunches at the waistline, ruining the fit of a good suit. An UNDR compression base layer sits flush against the skin, anchors at the waistline with anti-roll technology, and provides a smooth, structured profile. It supports your posture instead of simply adding a useless layer of fabric.

While UNDR is not a medical device, many professionals wear our garments specifically for desk fatigue. The close-fit compression distributes load across the torso and provides a constant physical prompt to sit upright. By late afternoon, the garment supports the lower back when your posture naturally begins to collapse.