Premium Plus Pro Clips Pre Clipped Silky is 100% premium hair. 8 piece extension set and comes at 18" inches. Straight Premium Plus Clip-In Extensions, made using only 100% human hair. This PREMIUM PLUS set adds super thickness and length for those clients who want extra thick, very voluptous hair. Each set is enough for a full head and is quadruple weft gives a real fabulous thickness. Suitable for any hair type, be it fine or thick.