KMS AddVolume Leave-in conditioner gives the hair more volume up to 40%. The hair becomes fuller after using this leave-in spray, but the spray also ensures that the hair does not weigh down. A unique combination of eucalyptus and cinnamon gives the hair volume and body, while UV filters block harmful UV rays. Add Volume Leave-In Conditioner also uses the patented IOPS technology to reconstruct the hair from the inside out, thus strengthening and improving its health. This spray is suitable for fine hair and ensures that the hair is easy to comb.