Product description
 
 Product data


 The Malmstolen R4 Medium offers high comfort with the self-shaping RelActive backrest that has ZenXit built into the foam, making this an ergonomic office chair with extra good support and relief.
 The office chair has a knee joint function that provides almost perfect balancing when properly adjusted to the user's weight. The seat has a soft rounded waterfall front that reduces the risk of pressure on nerves and blood vessels in the knee creases. R4 is ideal for workplaces that have designated seating areas and for home offices.
 The Malmstolen R4 Medium offers freedom of movement along with high seating comfort. The R4 has a self-shaping RelActive backrest with ZenXit built into the foam, which provides extra good support and relief for the body. The office chair can therefore help reduce the risk of injuries to the shoulders, back and neck, as the chair offers the right sitting position throughout the working day.
 The ergonomic office chair also has a knee joint function that offers almost perfect balancing, it stops and balances the body exactly in the position you want. The seat of the chair has a soft rounded waterfall front that reduces pressure on the nerves and blood vessels in the knee crease. The Malmstolen R4 is approved for 24-hour use.
 Swing: knee swing
 Swing range: 17° backward, 4° forward
 Seat height: approx. 45-55 cm
 Seat depth adjustment: 6 positions / 8 cm
 Back height adjustment: 8 steps / approx. 10 cm
 Backrest tilt: stepless
 Seat: D: 46 cm W: 47 cm
 Backrest: H:491 cm W: 41 cm
 Base: Ø 72 cm