Plush Hand Tied Hair Extensions come in two different options. Grade 9 or Grade 10. Grade 9 typically lasts 6 months and grade 10 lasting 12 months (depending on the care). Available in many colors and lengths. Plush Hand Tied Extensions, come weighing 112 grams per pack. Hand Tied Weft Extensions are the highest quality, 100% pure human Remy hair. Hand Tied Wefts are sewn together by hand, making the weft portion of the hair much thinner than Machine Tied Wefts. When adhered to the natural hair, Hand Tied Wefts lay flat against your scalp to provide natural look. Hand Tied Wefts can be sewn-in or braided-in by a licensed cosmetologist. Weight of hair per bag: 112 grams. Suggested touch up every 4-6 weeks Hair can be reused comes with 6-8 pre-cut wefts, DO NOT CUT the weft! If hair is cut, it will come undone. To change the length of the weft, fold over hair to the length desired. Please allow 4-8 Weeks for your custom Plush creation. However most creations ship must faster.