On Friday, July 9, ThirdLove launched its new Seamless line called Form, which offers all the same comfort and flawless fit that ThirdLove is known for, with no lines to peep through your clothes.

Typically made of a stretchy, lightweight-yet-durable material like nylon, spandex, or viscose, the best seamless underwear offers the continuous silhouette and imperceptible line you’re going ...

A panty line is just one thing you shouldn't have to worry about. Regardless of your outfit choice, having a pair of the best no-show underwear can be a game-changer, allowing you to wear whatever ...

With ThirdLove, you can count on soft, uncompromised comfort that creates smooth, seamless lines. The effortless pull-over design features thin, adjustable straps, removable cups, and a flattering ...

“Shapewear shouldn’t get rid of your curves. Instead, it should provide a slimming seamless line, and can smooth under clothes so you don’t see bumps like panty lines or bulges.” ...

Available in black, white and mauve, Free People’s Amelia bandeau is a crowd-pleaser for its seamless lines, stretchy ribbed jersey fabric and ability to double as a top in itself.

To begin with, you might think the task of fabricating custom, aircraft stainless steel, seamless lines would be fairly easy. Think again.