Check the listing for details. 10Pcs Plastic Pallets For Basement Storage, HDPE Waterproof Grid Ventilation Gar. Color: Blue, Condition: New. Listed at 81.00 USD. Features: Dimension: the plastic pallet measures about 600mmx300mmx30mm/23.6inx11.8inx1.18in, providing a suitable size for accommodating various items, make your storage more tidy and neat with these ventilation floor pallets.Sturdy material: the plastic pallets are made of high-density HDPE material, has good heat resistance and cold resistance, lightweight and strong.Ventilation design: the grid design is to keep the air circulation of the items stored on the pallet, and also to increase the friction of the pallet, so that the items are stored more stable, the bottom U-shaped hole design, so that the bottom of the pallet will not be waterlogged, convenient for handling, but also conducive to the fixing of the rope.Easy to install: the floor pal.