Shop › Davines Travel Heart of Glass Silkening Shampoo Image 1 of 1 Davines Travel Heart of Glass Silkening Shampoo $18.00 A gentle shampoo to cleanse and clarifies blondes tones, providing nourishment to natural and cosmetically treated hair. Quantity: Purchase Added! A gentle shampoo to cleanse and clarifies blondes tones, providing nourishment to natural and cosmetically treated hair.