The squat test is the only one that matters for leggings, and these pass it. The seamless knit construction uses a dense, four-way stretch fabric that stays fully opaque under load — no sheer patches at full depth, no anxious mirror checks between sets.
Seamless means no side seams to dig in, chafe on long runs, or twist out of position as you move. The high waistband sits above the hip and stays there through squats, lunges, inversions, and bending — it holds its shape across a full session instead of rolling down after twenty minutes and needing constant adjustment.
The compressive-but-breathable fabric works as well for yoga and Pilates as for lifting or everyday wear. Soft enough to live in on a rest day, supportive enough to train hard in.