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The roller buckle makes it super easy to adjust one-handed, and the double-layered PVC feels surprisingly sturdy yet soft against my neck. The clamps stay put even during movement, which is exactly what I wanted for all-day wear.

I was a bit nervous about the hand-stitched seams holding up under tension, but they've been rock solid. The double-layered PVC is surprisingly comfortable against the skin for something that keeps you so focused.

The roller buckle adjusts so smoothly that I can dial in the fit one-handed, and the hand-stitched seams feel far more durable than the price suggests. The constant stimulation from the clamps is exactly what I wanted, though the collar's soft inner layer means I forget I'm wearing it until the nipp