The Vest S3 Back Protector offers the ultimate in back protection with CE Level 1 approved. Extra lightweight and does not restrict movement. The protection is designed to absorb shock and dissipate energy in the event of an impact or multiple impacts. For maximum comfort, the vest is made using an extra breathable material with a full-length zip YKK original. The Back protection can be removed so the jacket can be washed. Extra Lightweight. Fully Breathable. CE1 protection. Center zip YKK. Ergonomic design.