This medical tape is perfect for the "Tape Back Method"
Similar to Netcare Blue Sensitive Tape but better because its white! White adds contrast so we can see the natural lahes better. 
Sticky but not too Sticky! Easy to tear! Wont hurt Skin or Lashes!
Options 
Medical Silicone Tape 
Size 2.5cm width, 360cm Lenght
1 Big Roll