How much does this cost to the nearest dollar?

Glasfloss - MERV 10 - Pack of 6 - Furnace Air Filter - Made in USA (Actual Size 23.5 x inches
Glasfloss furnace air filter, MERV 10 rating with extended surface pleated media offer low pressure drop with high energy efficiency and do not absorb moisture. Glasfloss filters are rigorously tested for ASHRAE Std 52.2 for MERV rating and classified per UL Standard 900 for flammability requirement. The maximum operating temperature range is 180 F Glasfloss furnace air filter or furnace air filter of MERV 10 rating offer better performance than MERV 8 with same or lower price. Removes dust particles between 3 to 10 microns sizes. ASHRAE 52.

Price is $81.00
Price: $80.99