Industrial Grade - Locking tags are made of tear-resistant, weather-resistant materials suitable for both indoor and outdoor use and can withstand harsh weather conditions Sturdy Brass Washer - Do not handle tags with flexible brass washers to prevent accidental pull-out and wear Seamless Recording - Device lock tags have a spacious to clearly mark key lock tag information with a permanent marker or crayon/grease pencil; a regular pen will not work Excellent visibility - eye-catching colors and bold text clearly communicate that the machine or equipment is locked for repair or maintenance Premium Tag Set - 30 Tags + 30 Silver Wire Hazard Labels developed and tested to proper safety marking compliance Colour:Red Material:Plastic Package Contents: 1 set * locking tags Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.