• Secure and discreet attachment: Keratin extensions mimic the natural protein of human hair. • Customizable options: Available in various lengths and weights, from 14 inches and 40 grams to 22 inches and 50 grams. • Durability: With proper care, the extensions can last up to 2 months. • Styling versatility: They can be straightened, curled, and styled like natural hair. • Easy maintenance: They can be washed and styled like natural hair, using a wide-tooth comb. • Quality material: Made of 100% human hair, soft and pleasant to the skin. • Specifications: Hair length of 20 inches, weight of 50 g (1 g per strand). • Product dimensions: Width 5.1 cm, Height 2.5 cm, Length 40.6 cm, Weight 0.05 kg.