Master Lock Butterfly Valve Lockout Wet Weather Trousers Logic provides comfort and protection Wet Weather Jackets Logic provides comfort and protection across broad work place environments Offers easy access with a heavy duty zip to get them on and off quickly and comes with a TPU toe guard on the front for extra wear life The easy to use wedge shaped device features a stainless steel rivet allowing device to smoothly pivot open and closed to ensure proper fit and directional application arrows allow for ease of installation and minimise error The Master Lock S3920 Butterfly Valve Lockout Device locks out virtually any butterfly valve in just seconds with use of S806 adjustable locking cable (sold separately)