SEBASTIAN PROFESSIONAL SHINE DEFINE Information Reviews Sebastian Professional Shine Define contouring thermal shield protects hair from hot tools. Conditions with a natural, brushable sheen and irresistible definition. Apply on dry hair. No reviews yet – you can leave a review and rate this product after purchase.No reviews yet – you can leave a review and rate this product after purchase. £17.90 (200ML) Sorry, product is not in stock at the moment. Email a friend Tweet Email a friend SEBASTIAN PROFESSIONAL SHINE DEFINE Send to From And Enter the letters below ×