Thermoresponsive Grape Droplet Marker [SET]

Infrared Group thermoresponsive [TR] identify friendly/foe [IF/F] droplet grape markers.

v2 - There are other colorways in production.

Set of [2] two droplets.

These TR IF/F sets are velcro-backed, intended to be mounted on your kit/helmet. They yield a grape [blue/violet] droplet hue at room temperature. When introduced to a heat source, such as your hand, a lighter, etc. - they transduce to a pink hue. These are raised/3D, not flat like a typical patch or other marker.

Free stickers while supplies lasts.