Curling Synthetic Hair With a Curling Iron. Determine if you can curl the hair. If you're using synthetic hair extensions or a wig, read the product label to see if it can be heated. The label should tell you how much heat the synthetic hair can handle. Feb 23, 2018 - Synthetic hair is nothing but plastic fiber. If you use too much heat it will melt. Never use a curling iron or wand to curl synthetic hair extensions. . If you are using hair made up of good quality synthetic fiber, you can curl it with curling an iron or wand. Synthetic hair extensions can add width and length to your hairstyle. These extensions also give you plenty of options when it comes to styling your hair. Just as . Mar 16, 2017 - Learning how to curl your synthetic hair extensions with a curling iron is quite simple. You must first make sure that your synthetic hair is heat resistant – if not, you should skip this step and go into the next method. . If you want your curls to last longer, you may want to wet the synthetic hair before curling it. If you are considering buying synthetic hair extensions or have already bought some but it does not exactly match your hair color or you simply want to change . May 9, 2011 - Nope, Don't Get Synthetic Hair Extensions! They Can't Be Styled With Heat, They Don't Blend Well With Your Own Hair, They Tangle Easily, . Dec 27, 2008 - It will show you step-by-step, from beginning to end. See how to curl synthetic hair extensions. They show you how to properly curl synthetic . Jul 22, 2015 - I used the Conair Instant Heat curling iron on my synthetic hair—this iron . My last 35 synthetic hair topper lasted over a yearyours can, too!