snowjoe_factory_outlet via eBay has the 2-Pack Aqua Joe Adjustable Hose Nozzles w/ Smart Throttle Control on sale for $4.99. Shipping is free.
Note, alternatively you may purchase Two 2-Packs (4 total) for only $7.48 with their BOGO at 50% off deal (discount reflected in cart when two are added). Colors you will receive may vary.
eBay Seller Info: SnowJoe Factory Outlet (8173 feedback rating) with a 99% Positive feedback.