When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Those are just woven mesh sleeves that slip over the hose, and secure with hose clamps. May offer some protection from rubbing damage. IMHO they would make your car look like it was built by a high school rice racer.
The anodizing fades and looks chalky after a few months. I've seen many of those cheap kits at local cruise nights and they look like they cost. Cheap.