Ooh La La’s Non-Slip Super Shrinkies are great for clients with super slippery hair, swim often, people who excercise a lot or have problems with micro rings slipping… Shrinkies will stay in! They are clear so they are undetectable and hide better than any other method in blondes They can be worn for up to 12 weeks before a service and are perfect for those who are busy and prefer longer between visits to the salon. Shrinkies are a safe and gentle method if applied correctly. These should not be used unless you are trained in this method (please see the Shrinkies Course). They are extremely easy to remove after 8 weeks but if you apply them correctly. They can be hard to remove if applied too tightly or placed incorrectly. They can be used with all Itip hair extensions or for decorative work. 1 Bag contains 200 Shrinkies.