Equip your suspended ceiling installation to shed light through these OPTIX 2 ft. x 4 ft. Cracked Ice Clear Suspended Ceiling Grid Light Panels that feature a non-yellowing design for durability. They can be trimmed to size using standard handheld plastic sheet cutters; Ideal for use in a variety of both commercial and residential locations including kitchen and bath fixtures, basements, office buildings, schools, garages and recreation rooms.Clear plastic materialDesigned for placement atop light fixtures in suspended ceiling installations to allow room lightingEmbossed cracked ice pattern provides good light disbursementNon-yellowing design allows even dispersion of light