How much does this cost to the nearest dollar?

Crawler Innovations Double Deuce 5.5 Dual Stage 2.2 Crawler Tire Foam (2) (Standard/Firm)
This is a pack of two Crawler Innovations Double Deuce 5.5 Standard Crawler Tire Inserts. These inserts feature a standard inner foam, with a firm density outer foam. Crawler Innovations has brought a unique material and insert design to the crawler world that will dramatically improve the performance of your rig. The Double Deuce design features a closed cell inner foam combined with a conventional outer foam insert. The closed cell inner foam is super dense, water proof, is not temperature sensitive and is extremely durable. The conventional outer foam is not temperature sensitive, but it is not water proof. The 5.5 Standard Size is recommended for scal

Price is $31.00

Price: $31.1