Ring loop hair extension is also called as Micro ring loop hair extension or Easy loop hair extension. This fabulous hair extension has the micro ring already in place, eliminating the need to use a pulling needle. Cutting your fitting time in half with this amazing product. It is a fast, easy and profitable way of applying extension. The most popular specification as below: 1.Hair quality: 100% human hair or Remy human hair 2.Hair length ranges from 10inches to 30inches, the most popular lengths are from 18inches to 24inches. 3.Weight per piece: 0.5g/strand, 0.7g/strand, 0.8g/strand and 1g/strand. 4.Hair colors: we have more than 20 conventional colors, and can also dye more colors according to customers color rings. 5.Packing: 100strands/pack, and the package of strand can be adjusted according to customers request. 6.MOQ: 3Kilos for same length same color, for new customers trial order, we can accept smaller quantity.