Ultralight postural backrest with shell entirely in aluminum.
3 wrapping profiles (from 6 to 15 cm), 5 heights (from 25 cm to 51 cm), and 11 widths (from 25 cm to 50 cm).
Attacks minimize games. Types of attachments: 2-point adjustable and removable attachment (standard), 2 adjustable fixed points.
Removable padding and lining.
Accessories: fixed side thrusts or swing away (only for active profile).