Specifications and Care Tips: GOO GOO wire hair extensions come in various weights: 12”: 70g, 14”: 75g, 16”-18”: 95g, 20”:110g. To keep extensions smooth and shiny, we recommended to use a mild shampoo, conditioner and warm water, then air-dry naturally. Perfect Color Match and Easy Styling: GOO GOO hair extensions come in a variety of colors, from jet black to platinum blonde, and from highlights to balayage. This allows you to choose the perfect match for your hair color. Easy styling in any scene. Durable Weft and Comfortable Design: Our wire hair extensions boast a 7-layered hair weft design, resistance to knotting and shedding. The lace hair net is lightweight, thin, and breathable, offering superior comfort. Easy to Wear: Designed for simplicity, super easy to apply and remove. With an upgraded 9.25-inch adjustable invisible transparent wire on the lace weft, both thicker and more elastic, they blend perfectly with your hair and stay firmly in place. Premium Remy Human Hair Extensions: Crafted from 100% real human hair. GOO GOO metal wire hair extensions are ultra-soft and silky, the transparent wire effortlessly blends with your hair color, removing the need for damaging tapes or chemicals.