I found information on eyebrow razors from various sources. Here are the details, positive and negative aspects, and ingredients or materials of some eyebrow razors:

1. Eyebrow Razor,Facial Hair Removal for Women, (USB Rechargeable), 2 in 1 Eyebrow Trimmer and 100% Painless Hair Remover with Light for Nose, Lips, Face, Body - Amazon.com

• Detail head of this precision hair remover is best for trimming eyebrows, nose hair, neck, bikini line, and beard details, which precisely removes the hairs.
• Positive: It is a 2-in-1 device that can be used for trimming eyebrows and other facial hair. It is rechargeable and has a light for better visibility.
• Negative: No negative aspects were mentioned.
• Ingredients/Materials: No information was provided.

2. Dapsang Eyebrow Trimmer, Electric Eyebrow Razor for Women Men, Rechargeable Painless LED Light Facial Hair Shaver Remover with Replacement Blade for Face Lips Neck Leg - Amazon.com

• Positive: It is rechargeable and has a light for better visibility. It comes with a replacement blade.
• Negative: No negative aspects were mentioned.
• Ingredients/Materials: No information was provided.

3. Plum Beauty Eyebrow Shaping Razors - 3ct - Target

• Positive: It is designed to painlessly and effortlessly remove facial hair, leaving the skin smooth. It has a non-slip grip for control and precision.
• Negative: No negative aspects were mentioned.
• Ingredients/Materials: It is made with high-quality stainless steel.

4. Tinkle Eyebrow Razor - Byrdie

• Positive: It is safe, effective, and inexpensive. It can be used to remove eyebrow hair, neck hair, facial hair, and more.
• Negative: It can be harder to use on hairs under the eyebrow and can produce stubble.
• Ingredients/Materials: No information was provided.

5. Kitsch Pro Dermaplaner Tool Set - Byrdie

• Positive: It is great for shaping eyebrows and removing peach fuzz. It is precise and great value.
• Negative: No negative aspects were mentioned.
• Ingredients/Materials: It is a disposable manual blade.

6. Leaf Shave Official | Plastic Free Shaving Made Easy

• Positive: It is a pivoting-head safety razor that is 100% plastic-free and uses cold-forged steel blades that can be recycled as scrap metal. It is lightweight and balanced.
• Negative: No negative aspects were mentioned.
• Ingredients/Materials: It is made of metal.

In summary, eyebrow razors come in different types and materials. They are generally safe, effective, and easy to use. Some are rechargeable, have lights for better visibility, and come with replacement blades. They are great for shaping eyebrows and removing facial hair, but some can be harder to use on certain areas and produce stubble.