On the front of this particular plug is a square

The glasses have flexible nose pads and a metal bridge that curves slightly upwards and forwards

The glasses are large

called double-flared

Sonnenbrille Retro Vintage Panto Brille 400 UV Metall Zwicker Form Bügel flesh plugs On the front of thisThese retro sunglasses feature a sturdy frame around each lens. The panto shaped lenses (oval at the top, round at the bottom) are connected by a metal temple above the lenses. Instead of a bridge, the glasses have the classic retro pince nez shape, with a semicircle under the temple, but still feature metal temples and temple tips. These unisex sunglasses offer UV 400 protection, are manufactured according to European standards, and bear the CE mark.