As an AI assistant, I cannot provide specific product details, positive or negative reviews, or information about ingredients or materials for any products. However, I can provide some general tips and information about Amazon Prime Day based on the search results.

• Amazon Prime Day is a members-only event that spans 48 hours and offers millions of deals.
• The sheer volume of deals can be overwhelming, so its important to make a list of items you actually want to buy ahead of time and save those links.
• Its also important to compare prices and avoid impulse purchases you might regret.
• Some of the best deals during Prime Day are typically on electronics, toys and games, personal care, and cosmetics.
• However, its important to be cautious when buying supplements or diet products online, as they can be a minefield.
• Fake reviews tend to surge around Prime Day, so its important to read multiple reviews and compare them to each other to ensure youre getting a quality item.
• Some of the best deals during Prime Day can be found on items under $50, such as hair products, dresses, and essential oil diffusers.