How much does this cost to the nearest dollar?

Waterdrop Plus Refrigerator Water Filter, Replacement for Maytag Whirlpool NSF 401&53 Certified, Pack of 3
Authoritative Certifications Dedicated to providing pure and healthy drinking water, Waterdrop, a world-famous water purification brand, has been trusted by over 6 million American families. Waterdrop's high-quality replacement filters, from every component to the whole filter, have been certified by NSF and IAPMO against NSF/ANSI 401, 53, 42, and 372 standards for effective reduction of 29 substances, ensuring high-quality drinking water. Comprehensive Certifications This filter has been strictly certified against NSF/ANSI 401 for reduction of 99.2% of bisphenol A, phenytoin, estrone, ibuprofen

Price is $
Price: $31.99