539 SG

Leather overgloves must be worn over dielectric gloves to protect against mechanical risks as well as against possible electric arc risks. These leather cowhide gloves with webbed thumbs have a 10 cm cuff  with a retightening velcro strap on the back of the hand.
The cowhide leather is treated with silicone to increase its waterproof characteristics.

According to EN 388 standard.