02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a breathing mask designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a breathing mask designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a breathing mask designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: Jewellery designer Nicole Hayduga wears a respirator designed by her in her showroom. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa

02 April 2020, Bavaria, Dachau: The jewellery designer Nicole Hayduga presents in her showroom a breathing mask designed by her. Photo: Sven Hoppe/dpa