According to the manufacturer's own statement

as indicated by WELLER

Belastningskapacitet: 5

Electrical insulation of cable ends (stop-ends)

Built-in timer

Birkenstock Arizona sandal ESD Str. 40, normal; Blå Size:43 According to the manufacturer's ownProduct Overview The Arizona ESD Birko Flor is a Birkenstock sandal in an ESD version with two straps and an anatomically shaped cork latex footbed. The model is specified as an ESD sandal with antistatic properties in the sole and is tested, according to product information, in accordance with EN 61340. Materials and Construction Upper: Birko Flor (as specified by the manufacturer). Footbed: anatomically shaped cork latex. Footbed lining: suede.