KMS › KMS Add Volume Styling Foam Image 1 of 1 KMS Add Volume Styling Foam $27.00 Gives hair up to 70% more volume. Thin ends appear thicker. Provides long-lasting volume for up to 72 hours. Add To Cart Added! Gives hair up to 70% more volume. Thin ends appear thicker. Provides long-lasting volume for up to 72 hours.