Walmart offers the Purex Complete 3-in-1 22-Count Laundry Sheets
in Tropical Escape, model no. 99917, for $4.97
plus 97 cents
for shipping. (Orders of $45 or more qualify for free shipping.) That's $0.27/sheet and the lowest total price we could find by $2. Sales tax is added where applicable. Each sheet purports to contain a laundry load's worth of detergent, softener, and anti-static.