Redken Volume Injection Sample Set – Shampoo & Conditioner Give fine, flat hair a boost with this Redken Volume Injection sample duo! This lightweight shampoo and conditioner are formulated to add body and lift without weighing hair down, leaving it feeling soft, bouncy, and full of volume. Includes: * 1 Redken Volume Injection Shampoo Sample – 1.7 fl oz (50 mL) * 1 Redken Volume Injection Conditioner Sample – 1 fl oz (30 mL) ✨ Brand new, never used. ✨ Great for travel, weekends away, the gym, or trying the line before purchasing full size. ✨ Ideal for fine, flat, or processed hair.