Pump up the volume with the TIGI Bed Head Styleshots Epic Volume Tween Duo (2 Products), worth £42.50. This shampoo and conditioner duo will help to take your hair to new heights, making it ideal for fine, flat and limp locks that are in need of a boost. TIGI Bed Head Styleshots Epic Volume Shampoo 750ml: Sulfate-free, this nourishing shampoo gently cleanses away excess oil and impurities, leaving your hair injected with bounce and fullness. The volume-boosting shot lifts the roots, giving your hair that looks healthy and full of vitality. TIGI Bed Head Styleshots Epic Volume Conditioner 750ml: It might be lightweight, but this condtioner really packs a punch when it comes to enhancing volume. You'll soon be sporting thick and voluptuous body, as the volume boosting shot lifts your hair from root to tip for mind-blowing bounce. Brand: TIGI. Range: Bed Head. Volume: 2 Products.