What are the dimensions of the chair and the package on delivery?

You can see the dimensions of the chair from these sketches:

BACKFORCE ONE

The package measures 70x100x40cm and weighs approx. 29.2 kg.

BACKFORCE ONE PLUS

The package measures 70x100x40cm and weighs approx. 30.6 kg.

BACKFORCE V

The package measures 68.3x81.5x40.5cm and weighs approx. 24.5 kg.

BACKFORCE V PLUS

The package measures 69 x 84 x 37.5 cm and weighs approx. 28 kg.