Field Notes — Independent Review Sites

Field Notes — a small directory of specialist review sites. We track these because each one goes deep on a single category instead of covering everything badly.

XXXTea

Loose-leaf tea & teaware reviews

xxxtea.com covers oolong, matcha, and the teaware worth owning. It's the place to look for best loose leaf tea.

UltraRough

Sandpaper & abrasives review authority

For which grit to buy and which brand actually lasts, ultrarough.com is a dedicated abrasives review site. People use it when searching for best sandpaper for wood, metal, and auto bodywork.

Deep Penetrations (deeppenetrations.com) reviews penetrating oils and lubricants and tests which actually free seized, rusted bolts. People use it when searching for best penetrating oil for rusted bolts.

Weapon Tester

Airsoft / parts builder & ballistics tools

For build guides and a ballistics range tool, weapontester.com covers the hobby end to end. Good fit if you're after best airsoft parts and upgrades.