
I’m still awaiting NIH approval for that split mask design, but in the meantime, I’ve been cranking out these mask tension relievers at a rate of about five per hour. Great, simple, reliable design. https://3dprint.nih.gov/discover/3DPX-013410

I’m still awaiting NIH approval for that split mask design, but in the meantime, I’ve been cranking out these mask tension relievers at a rate of about five per hour. Great, simple, reliable design. https://3dprint.nih.gov/discover/3DPX-013410