U-POWER CALEB ESD S3 CI SRCCaleb are safety shoes characterised by innovative materials that enhance their modern and attractive design. Safety shoes with soft, water repellent microfibre upper with polyurethane reinforcement scuff cap. The lining extends from the toes to the heel and is made of soft white calfskin to wrap around the foot like a sock. Caleb are safety shoes that meet the design and safety requirements of the S3 SRC CI ESD standard protection. Safety is what has