A compact kit comprising the essential Site Mat items, Comes with Filtatech Smart Liner Plus filters, Full-perimeter side walls prevents contaminant release and keeps base unit cleaner, Liner held in place using velcro tabs, Reusable and washable base, single use liner, Kit Contents: 1 x Base Unit, 1 x Liner Plus, 1 x Haz Waste Bags, 1 x Clip Top Bag, 1 x Tie.