Fine or thin hair? The Wella Invigo Volume Boost Body Shampoo is a volume-giving shampoo especially for fine or thin hair that lacks volume. This Wella shampoo is enriched with the Volume Boost Blend complex, which cares for the hair and visibly gives more volume and body. The Wella Invigo Volume Boost Bodifying Shampoo also gives hair a nice healthy shine, without the hair becoming heavier.