This mod adds sleeveless versions of the Thieves Guild, Improved Thieves Guild & Guild Master\
Nocturnals Gear-Nightingale at Skyrim Special Edition Nexus - Mods
Accented Nightingale Armor at Skyrim Nexus - Mods and Community
Craftable Thieves Guild Armor at Skyrim Special Edition Nexus
Nightingale + Thieves Guild Master's armor is a pretty good
xavbio's profile at Skyrim Special Edition Nexus - Mods and Community
Thieves Guild and Nightingales - Upgrades and Alterations at
Top mods at Skyrim Nexus - Mods and Community
Vaultman30's Armor Extended at Skyrim Nexus - Mods and Community
Craftable Thieves Guild Armor at Skyrim Special Edition Nexus