Useful in emergencies,routing,signaling or for any mirror application.Highly reflective 1/4" laminated glass.Sight-Grid retro-reflective mesh for aiming reflected light flashes with pin-point accuracy.Specifications:- Dimensions: 2" x 3"- Bulk 12/casemanufacturer no: 9900bar code: 056389099005manufacturer : Coghlansshipping dimensions: weight: 0.1 dimensional weight: 2.5 (w) x1 (h) x3.5 (d)