Product Description Introducing the most innovative weft method available in the last decade. Proven to be the fastest weft method on the market with no sewing required, the Butterfly Weft uses injected hair technology for results that are undetectable. Flat to the head, invisible to the eye and comfortable to wear. 100% Remy Cuticle Intact Human hair – Length 20″/50cm – No Sewing – Time Saving – Fastest Weft Method – The hottest Weft method to hit the market in the last decade. – Premium quality – Injected/Invisible Hair – Professionally applied – Cut to size – Super Flat, undetectable How much do I need? 1x weft: A half head application, allowing you to mix and match colours and customise to your needs 2x wefts: Full head application 3x wefts: Full head application for a bigger impact