These labels for trained personnel are specifically designed for use in areas where ESD sensitivity matters. Each roll contains 500 self-adhesive warning labels made of PVC film, manufactured according to DIN 40021. The labels are bilingual (German/English) and measure 18 x 37 mm each. This product is excellent for clearly marking areas that may only be entered by appropriately trained personnel to ensure the safety and integrity of sensitive electronic components. Ideal for technical environments where ESD protection is required.