Tera 2Pcs of Running Climbing Protective Wheels Flips Tool with Axis for Parrot Mini Drone Rolling Spider Suitable for Parrot mini drone rolling spider Made of high quality PC, compact and durable Protect the parrot mini drone from crush, shock and strike Help the parrot mini drone rolling spider to roll anywhere: up the walls, across the floor or ceiling Assist in the acrobatic performs such as 90  ,180  or 360  forward and backward flips