The compact drop consists of steel wire for support and traction, in addition to a loose tube with up to four G657A2 optical fibers, of the single-mode type and with low sensitivity to curvature. The cover is produced in LSZH (Low Smoke Zero Halogen), which is a flame retardant material and which, during the burning process, has low smoke emission and does not generate toxic gases, which guarantees the safety of people.