... ring Hair accessories: hair connetor,ultrasonic hair connetor,extension rings,silicone extension rings, needles,shrinkable tubes,hair extension slice,glue gun, ... assemhling machineGlue-gun, Fusion connector Iron, Hair Extension Iron Micro Rings, Extension tube Size: 3. 00mm, 3. 50mm, 4. 00mm, ... : 12cm, 15cm, 30cm & remover, Extension tube or Micro Metal Rings for stick hair. Size: 3. 00mm 3. 50mm, 4. ...