What does this cost to the nearest dollar?

Title: Danco 20‑Pack Rubber Faucet O‑Rings  
Category: Plumbing Supplies  
Brand: Danco  
Description: Pack of 20 rubber O‑rings sized 4 in. OD × 3 ¾ in. ID for faucet seals.  
Details: Each ring is 1/8 in. thick, durable rubber construction, and fits various faucet manufacturers.

Price is $