Tough Patch Universal Glow Marker tpc10 Machined from a solid piece

Machined from a solid piece of aluminum

Fits threaded 32-50 mm optics

Classic setup contains:

Multi-layer foam panels on the back are arranged to support your back where it's needed

Pack of 3 pens

Tough Patch Universal Glow Marker tpc10 Machined from a solid pieceTough Patch Universal Glow Marker is perfect for marking all your gear, making it easy to find in the dark. It's a super bright, long lasting, reusable glow bar stock that doesn't wear out, featuring a quick stick hook backing. It does not use batteries, bulbs, or electricity. It recharges quickly by absorbing light from any source. The brighter the light source, the brighter it glows. The original use was as an emergency marker, marking survival