2、Internal used anti-static polar fleece, this material with good antistatic effect , it can reduce the guitar pickup aging.
   
    3、20MM thick enhance PE cotton, PE cotton with good elasticity and impact resistance for better protection guitar .
   
    4、Handle material used sandwich mesh cloth and internal sewing PE elastic material
 
    5、Internal with guitar neck fixtures device for better protect your guitar neck.

    6、Interior equipped with guitar head and guitar yard protection device to prevent the strings scratching guitar bag for better protection guitar yard.

    7、The bottom with a tail nail protection pads,protect mat with high elasticity and abrasion resistance  for better protect tail nail and the bottom of the bag
 
    8、The front with music bags 、parts bags、wire bags and hidden LAPTOP POUCH
   
    9、The back with human body streamline desigh cushion,which can ease the fatigue
   
    10、The back with anti-fatigue shoulders H-type straps,straps sewn hidden mobile phone bag
   
    11、The bottom  with column type foot-pad ，it can prevent the bag of the friction with the ground and reduce the impact force

    13、KPF series guitar bag had applied for the patent protection of the People's Republic of China