Uvex 1 X-Tended Support S3 Src Lace-Up Boots Size 07Uvex 1 X Tended Support S3 Src Lace Up Boots Size 07 Uvex 1 safety shoes in protection classes S1 P and S3 provide optimal protection and support for the individual movements of the human body. This safety shoe has been designed based on the latest physiological research and innovative technologies, to reduce work related stresses on the musculoskeletal system and optimise the wearer's wellbeing. The ergonomic construction of the uvex 1 safety shoes