Anti-slip Carpet Underlay Fits neatly underneath you carpet to prevent moving or sliping. Suitable for all types of flooring, carpets and hard floors. Simply cut to size and place under mat. Prevents carpets from sliping or moving. Keeps rugs flat and wrinkle free. We need 3 sizes: 900mm x 450mm 1200 x 600mm 1800x1200mm each size 3000 pieces Best, Anchor T