- one D-shaped chest ring made of high strength steel above the head
- two D–shaped chest and back rings made of high strength steel
- adjustable chest as well as arm and sub-pelvic straps
- belts for sitting position
- 44 ± 1 mm wide belt made of polyester
- Sewn with polyamide stretch-resistant threads
- meets the requirements of the EN361 and EN1497 standards