Amazon offers the 303 Products Aerospace Protectant 32-oz. Trigger Sprayer for $10.92. Add it to your cart via Subscribe & Save to drop it to $9.28 and receive free shipping. That's about $2 less than you'd expect to pay in your local store. It features UV blockers and is designed to keep treated surfaces looking new.

Note: Be sure to cancel Subscribe & Save after your item ships to avoid being billed for future shipments.