Fourth Element Arctic Leggings (Men's) - Benthic Scuba
Artisan Itanu - NPC - World of Warcraft
Spell Fray Leggings [DYN239] (Dynasty) Cold Foil
Benthic Saltlife Fractal Tribute for Reef Divers Leggings by Fractal Designs by Jaya Prime | Society6
If you still have a bunch of Prismatic Manapearls you can buy benthic pieces to disenchant them and make some extra gold. I bought 588 of them lol, profit. : r/wow
Benthic gear: How do you upgrade it, and how do you get it in the first place?
Benthic gear - Wowpedia - Your wiki guide to the World of Warcraft
Easy and Simple Gold! from Manapearls & Benthic Gear - YouTube