for firmly positioning the user in the wheelchair or seatshell can be modified according to the clinical picture the additional back strap provides an even better fixation of the patient and can be individually adjusted through its velcro fastener made of neoprene with an additional internal padding of spacer layer (climate function) or artificial leather on both sides fastened to the tube by means of plastic belt adjusters (included), clasps or pipe clips with clasps (available as accessory) 4 side release plastic buckles with belt adjusters and D-ring belt width 2.0 cm (size 1-2); 2.5 cm (size 3-6) for cleaning see label Medical device according to (EU) 2017/745