The McKesson Pontoon Bedpan is designed to be used for toileting by those with limited mobility and confined to a bed. With it's saddle shape and plastic material this bedpan promotes more comfort when compared to stainless steel bedpans. It's nonstick surfaces make for easy cleaning. - Stackable. Weight Capacity - 250 lbs. Graduated in both mL and ounces. Plastic. Saddle-shaped with a high-rolled front. Graphite. Nonstick surface. Has a volume capacity of 2 quarts or 1893mL.