Made from durable, high impact polyethylene with each minder weighing just 2.5kgEach minder is 1030mm x 780mm x 26mm, Stand alone or link together, Fold away stand, Stacks flat for easy storage, Lightweight but practically unbreakable, Bright yellow colour for high visibility, Six messages supplied with each minder to choose from: Caution - Out of Service, Caution - Wet Floor, Temporarily Closed, Danger - Keep Out, Cleaning in Progress, Caution - Work Area