Provides instant visibility to your vehicles, trailers, trucks, RV's, campers, hitch mount accessories such as bike racks, cargo carriers and more up to 100 ft. away Includes mounting holes for drill-on or use self adhesive backing for quick and easy installation on any flat surface Overall size of each reflector 4-3/8" x 2" x 1/4" thick oval Hermetically sealed to prevent moisture entry which can cloud or damage the reflector Meets DOT FMVSS 108/SAE and ECE requirements (E-Mark certified) Provides instant visibility to your vehicles, trailers, trucks, RV's, campers, hitch mount accessories such as bike racks, cargo carriers and more up to 100 ft. awayIncludes mounting holes for drill-on or use self adhesive backing for quick and easy installation on any flat surfaceOverall size of each reflector 4-3/8" x 2" x 1/4" thick ovalHermetically sealed to prevent moisture entry which can cloud or damage the reflectorMeets SAE DOT Requirements