This is a pair of RPM Black Rear Propeller Guards for the Dromida Vista and Ominus Quadcopters.                                                                                                  FEATURES: Engineering grade nylon blend material, black in color                                  Super light weight, weighs less than 0.176oz (5g) per guard                                                                                           INCLUDES: Two Black Rear Propeller Guards with Instructions                                                                                                     REQUIRES: .05" or 1.25mm hex driver to install guards                                                                                                           COMMENTS: RPM prop guards are designed as "bumpers" to help deflect light to                        medium impacts. They are not designed to save the quadcopters from                      full speed or gravity fed crashes.