The coloring fibers are positioned in a central loose tube and fillers are stranded
around the metallic central strength member. 
The APL is longitudinal covering.  The cable is completed with PE sheath. 
In the loose tube, gap of the core is filled with
the water-resistant filling compound.
FTTX FTTH solutions

Characteristics:
Good mechanical and temperature       
resistant performance.
Crush resistance, water blocking
and flexibility