Amazon has select K-Y Lubricants on sale for the prices listed when you clip the corresponding coupon on the product page and checkout with Subscribe & Save. Shipping is free w/ Prime or on orders of $25+.
Thanks to Staff Member Happypuppy91 for posting this deal.
Note: Must be logged in to clip coupons; coupons are typically limited to one per account. You may cancel Subscribe & Save any time after your order ships.
Available (prices shown after coupon and S&S discount):