Yaki Straight Human Hair Extensions: 10A grade raw human hair tape in hair extensions, all cuticles are not been stripped, shiny and bouncy hair, no tangles, no shedding, no dry and no split ends. Bouncy soft hair extensions keep the yaki straight texture same from top to bottom, easy to be curled, straightened, which is dyeable, recommend try a strand of hair before dyeing whole hair, or go to a professional hair salon. Reusable & Invisible Double Sided Tape in Extensions Upgraded strong viscosity American tape, 1.5x0.4 inch, hypoallergenic, no hair loss, durable, not easy to fall off, can last 4-6 weeks. Tape in hair extensions human hair can be re-used by adding new tape, EVERY PACK with a set of replacement tapes together, and tape will be stronger after appropriate heating. Increase Hair Volume According to Your Needs 1.5 inch width, 2.5 gram per piece, 20pcs/50g per pack, 14-24 inch are available. If your hair is thick, recommend 1-2 packs to increase thickness, 2-3 packs to increase length. If your hair is thin, recommend 2-3 packs to increase thickness, 1-2 packs to increase length, 3-4 packs to increase thickness and length.