Extra-wide 15-inch-wide platform for enhanced stability and safety|Slip resistant rubber tread on platform and rubber foot pads for trouble free, non-skid performance|Heavy-duty polystyrene is impact resistant and easy to clean for a long service life|Compact design that easily folds up to save space and stores most anywhere|Super strong load capacity supports up to 300 lb. (136 kg), evenly distributed|Measurements in order of wide, tall, and deep: Open 15 x 8.7 x 8.7 inch (38.1 x 22.1 x 22.1 cm) wide, Folded - 15 x 14 x 1.5 inch (38.1 x 35.6 x 3.8 cm) thick, Weight: 3.2 lbs (1.45 Kg