Vinisay Hair Bundles with Closure are body wave human hair extensions made from India virgin human hair. The hair is 12A grade and comes in a natural black color, offering a clean and versatile look for sew-in styles. Length options range from 12 to 30 inches, and the bundles are designed to be true to length when stretched straight for measurement. Each bundle weighs about 95g to 100g. The product information notes that 3 to 4 bundles are usually enough for a full look, while 5 to 6 bundles may be preferred for a fuller result. Closure options include 4x4 and 13x4 styles in selected sets, making the hair suitable for different styling needs. This body wave weave is suitable for a variety of occasions, including weddings, banquets, graduation ceremonies, swimming pool parties, and daily work. Care tips in the product details recommend gentle brushing and temperature control when using heat styling tools to help maintain the curl pattern.