Our Micro Loop, or Micro Ring Extensions as they are also known, are deluxe volume, grade ?AAAA? Indian Remy hair extensions. Each extension weighs 1g per bond to give a boost of volume and thickness for a luxuriously natural look. Available in 16?, 18″ and 20? lengths, the Micro Loop extensions are pre-threaded with colour coordinated, silicone lined, micro rings, packed in bundles of 25 bonds.