L’Oral Professionnel Dia Light 9.01 (9NB) is an acid, ammonia-free demi-permanent hair color made for professional salon services. This 1.7 oz formula from the Dia Light line is a go-to for gentle tone work and color refreshing between appointments.

• Acid demi-permanent formula, ammonia-free
• Shade 9.01 (9NB)
• Professional 1.7 oz salon size
• From the L’Oral Professionnel Dia Light range

A salon staple from L’Oral Professionnel.