The search results provide information on different products and companies related to the term "Diva Brow Bar". However, there is no specific product information available for a product with this name. Here is a summary of the relevant information found in the search results:

• Viva La Diva Cosmetics offers an eyebrow kit called "Brow Bar Kit" that includes a highlighter cream with ingredients such as isobutyl myristate, polybutene, ethylhexyl palmitate, mineral oil, dimethicone, and ceresin.
• Tim Makeup offers a line of eyebrow makeup products called "Brow Diva" that includes brow powder, brow mascara, eyebrow gel control, and brow highlighter. However, there is no information available on the ingredients or materials used in these products.
• The California Department of Public Health provides a report on cosmetics containing ingredients linked to cancer or reproductive harm. The report highlights the importance of ingredient disclosure and notes that not all companies comply with reporting requirements. The report does not provide information on specific products or companies related to "Diva Brow Bar".
• Diva Stuff offers a soap bar that contains natural ingredients such as juglone and vodka to tone and tighten the skin and kill germs. However, this product is not related to eyebrow grooming or makeup.
• Brow Diva is a company that offers eyebrow sculpting services and a line of eyebrow makeup products. The company claims to use the best ingredients and application techniques for their products, but there is no specific information available on the ingredients or materials used in these products.
• Diva Stuff also offers a slimming gel cream that contains natural ingredients such as aloe vera, green tea, and caffeine. However, this product is not related to eyebrow grooming or makeup.

In summary, there is no specific information available on a product called "Diva Brow Bar". However, there are several companies that offer eyebrow grooming and makeup products, including Viva La Diva Cosmetics and Brow Diva. The available information on the ingredients and materials used in these products is limited.