The synthetic hair fiber may get tangled after 2-3 wears because the synthetic clothes that build up static especially in winter. Besides, the dust and moisture in the air may hurt the synthetic hair fiber. To prevent it, kindly you can get a spray bottle and put some conditioner in it, then fill it up with water. Spray it in the hair extensions. It will make the hair extensions not very dry and prevent getting tangled in some extent. Please understand. EASY TO WASH AND TAKE CARE - Just need a little mild shampoo and hair conditioner then washing in lukewarm water. Then set on a flat towel and let them naturally Dry. If the hair fiber has got tangled, kindly you can use little bit of laundry detergent and the water to soak, and wash rinsed out then use a little bit of fabric softener and water to soak for conditioning then rinsed and let it air dry. Please don't blow-dry and don't wear it when sleeping or swimming. Synthetic hair will tangle more easily than your real hair due to the synthetic fiber is more likely affected by static, dust and moisture in the air. To detangle the knotted hair, please fill some conditioner with water in a spray bottle, spray it in the hair, then use a wide tooth comb to brush it from END to ROOT. MATERIALS - Heat Resistant Fiber, able to resist the heat from styling tools to give you almost the same styling versatility as human hair (optimal temperature is 250-275 degrees). Going above 350 degrees is not recommended. With a matte looking, it looks real and you can restyle it with the scissors or curling iron. This is very helpful for those who have low volume of hairs, and they want to look more beautiful.It never harms your hairs and protect your original hairs from other chemicals which you use for making styles.Instant ready to use, hair look changer are some of the main features of this hair extension.Gives instant vol and bounce to your hair.You can Straighten it using ironing tongs, Thick and Soft Hair Gives Instant Volume and Bounce to your Hair.Premium quality, tangle free and silky soft. Adds instant length and volume.180-degree heat resistant synthetic fiber. Could be ironed to be curly or straight at 120-150 degree. Can be Premed, straighten, curled, Washed, Restyled or Shorn.Length: Approx 26 Inches, Width: Approx 9 Inches, Weight: Approx 4 Oz (150g-180g)Create perfect volume every time from flat to fabulous; Get amazing results; Feel confident and beautiful in seconds. Useful On the Special Occasions Like Wedding, Birthday party etc..